Start free trial
EnglishEnglish
EspañolSpanish
简体中文Chinese
繁體中文Chinese (Traditional)
FrançaisFrench
DeutschGerman
日本語Japanese
PortuguêsPortuguese
ItalianoItalian
한국어Korean
РусскийRussian
NederlandsDutch
العربيةArabic
PolskiPolish
हिन्दीHindi
Tiếng ViệtVietnamese
SvenskaSwedish
ΕλληνικάGreek
TürkçeTurkish
ไทยThai
ČeštinaCzech
RomânăRomanian
MagyarHungarian
УкраїнськаUkrainian
IndonesiaIndonesian
DanskDanish
SuomiFinnish
БългарскиBulgarian
עבריתHebrew
NorskNorwegian
HrvatskiCroatian
CatalàCatalan
SlovenčinaSlovak
LietuviųLithuanian
SlovenščinaSlovenian
СрпскиSerbian
EestiEstonian
LatviešuLatvian
فارسیPersian
മലയാളംMalayalam
தமிழ்Tamil
اردوUrdu
SoBrief
Searching...
Ignorance
by Stuart Firestein • 2012
Science runs on ignorance not facts and the real skill is knowing which question to chase.
3.86
1k+
Ignorance Summary
Ignorance 91%
Science runs on ignorance not facts and the real skill is knowing which question to chase.
by Stuart Firestein 2012
3.86
1k+ ratings
The Miniature Guide to the Art of Asking Essential Questions
by Richard Paul • 2002
Most people answer. Thinkers question. A compact system for digging past the surface of any subject.
4.09
128
The Miniature  Guide to the Art of Asking Essential Questions Summary
The Miniature Guide to the Art of Asking Essential Questions 90%
Most people answer. Thinkers question. A compact system for digging past the surface of any subject.
by Richard Paul 2002
4.09
128 ratings
Socrates Cafe
by Christopher Phillips • 2001
Socratic questioning over coffee: how it builds wisdom, and how to host your own gathering.
3.68
1k+
Socrates Cafe Summary
Socrates Cafe 90%
Socratic questioning over coffee: how it builds wisdom, and how to host your own gathering.
by Christopher Phillips 2001
3.68
1k+ ratings
The Generosity Factor
by Kenneth H. Blanchard • 1902
Four passengers debate truth on a train; the relativist watches his worldview unravel.
4.12
848
The Generosity Factor Summary
The Generosity Factor 89%
Four passengers debate truth on a train; the relativist watches his worldview unravel.
by Kenneth H. Blanchard 1902
4.12
848 ratings
How to Become a Really Good Pain in the Ass
by Christopher W. DiCarlo • 2007
Why the most annoying person in the room is often right, and how to become them.
3.58
270
How to Become a Really Good Pain in the Ass Summary
How to Become a Really Good Pain in the Ass 89%
Why the most annoying person in the room is often right, and how to become them.
by Christopher W. DiCarlo 2007
3.58
270 ratings
Reinventing Discovery
by Michael Nielsen • 2011
Science's discovery model held for 300 years. Open networks and citizen labs are replacing it.
3.94
640
Reinventing Discovery Summary
Reinventing Discovery 89%
Science's discovery model held for 300 years. Open networks and citizen labs are replacing it.
by Michael Nielsen 2011
3.94
640 ratings
How to Know Everything
by Elke Wiss • 2020
Most of us listen only to reply. The questioning techniques that make every conversation deeper.
3.57
6k+
How to Know Everything Summary
How to Know Everything 89%
Most of us listen only to reply. The questioning techniques that make every conversation deeper.
by Elke Wiss 2020
3.57
6k+ ratings
Personal Knowledge
by Michael Polanyi • 1958
Pure objectivity is a false ideal: every act of knowing demands a personal, skillful commitment.
4.27
456
Personal Knowledge Summary
Personal Knowledge 89%
Pure objectivity is a false ideal: every act of knowing demands a personal, skillful commitment.
by Michael Polanyi 1958
4.27
456 ratings
Scepticism
by Duncan Pritchard • 2019
Radical scepticism makes life meaningless. The ancient remedy is intellectual virtue, not certainty.
3.56
126
Scepticism Summary
Scepticism 89%
Radical scepticism makes life meaningless. The ancient remedy is intellectual virtue, not certainty.
by Duncan Pritchard 2019
3.56
126 ratings
The Joy of Science
by Jim Al-Khalili • 2022
Spot falsehoods, change your mind, and find wonder: the scientific method applied to daily life.
3.60
624
The Joy of Science Summary
The Joy of Science 89%
Spot falsehoods, change your mind, and find wonder: the scientific method applied to daily life.
by Jim Al-Khalili 2022
3.60
624 ratings
The Island of Knowledge
by Marcelo Gleiser • 2014
More answers only widen the shoreline of the unknowable. A physicist maps the ultimate limits.
3.93
915
The Island of Knowledge Summary
The Island of Knowledge 89%
More answers only widen the shoreline of the unknowable. A physicist maps the ultimate limits.
by Marcelo Gleiser 2014
3.93
915 ratings
This Idea Must Die
by John Brockman • 2015
175 scientists each nominate one idea to retire, from IQ to the Big Bang itself.
3.50
1k+
This Idea Must Die Summary
This Idea Must Die 89%
175 scientists each nominate one idea to retire, from IQ to the Big Bang itself.
by John Brockman 2015
3.50
1k+ ratings
The Socratic Method
by Ward Farnsworth • 2021
How to outgrow dogmatic thinking with ancient questioning tactics that reveal hidden contradictions.
4.26
1k+
The Socratic Method Summary
The Socratic Method 89%
How to outgrow dogmatic thinking with ancient questioning tactics that reveal hidden contradictions.
by Ward Farnsworth 2021
4.26
1k+ ratings
Curious
by Ian Leslie • 2014
Why knowing more makes you more curious, and why Google is putting that cycle at risk.
4.03
3k+
Curious Summary
Curious 89%
Why knowing more makes you more curious, and why Google is putting that cycle at risk.
by Ian Leslie 2014
4.03
3k+ ratings
Rational Choice and Security Studies
by Michael E. Brown • 2000
Two visions of political science: one builds mathematical temples, the other wants to stop war.
3.78
9
Rational Choice and Security Studies Summary
Rational Choice and Security Studies 89%
Two visions of political science: one builds mathematical temples, the other wants to stop war.
by Michael E. Brown 2000
3.78
9 ratings
Knowledge
by Jennifer Nagel • 2014
A concise tour of what it means to know, from Descartes's demon to the broken clock.
3.85
1k+
Knowledge Summary
Knowledge 89%
A concise tour of what it means to know, from Descartes's demon to the broken clock.
by Jennifer Nagel 2014
3.85
1k+ ratings
How to Think like a Philosopher
by Julian Baggini • 2023
The mental habits philosophy teaches: question yourself, follow evidence, drop the ego.
3.95
429
How to Think like a Philosopher Summary
How to Think like a Philosopher 89%
The mental habits philosophy teaches: question yourself, follow evidence, drop the ego.
by Julian Baggini 2023
3.95
429 ratings
Nonsense on Stilts
by Massimo Pigliucci • 2008
Science isn't one method but many. Learn how they actually work, and the impostors can't hide.
3.89
1k+
Nonsense on Stilts Summary
Nonsense on Stilts 89%
Science isn't one method but many. Learn how they actually work, and the impostors can't hide.
by Massimo Pigliucci 2008
3.89
1k+ ratings
Why Greatness Cannot Be Planned
by Kenneth O. Stanley • 2015
Ambitious objectives blind you to the very discoveries that make them obsolete.
3.98
1k+
Why Greatness Cannot Be Planned Summary
Why Greatness Cannot Be Planned 89%
Ambitious objectives blind you to the very discoveries that make them obsolete.
by Kenneth O. Stanley 2015
3.98
1k+ ratings
The Beginning of Infinity
by David Deutsch • 2011
All progress runs on one engine: conjecture torn apart by criticism. It never runs out of fuel.
4.17
10k+
The Beginning of Infinity Summary
The Beginning of Infinity 89%
All progress runs on one engine: conjecture torn apart by criticism. It never runs out of fuel.
by David Deutsch 2011
4.17
10k+ ratings
How to Think About Weird Things
by Theodore Schick Jr. • 1994
A method for evaluating any extraordinary claim, from alien abductions to miracle cures.
3.97
633
How to Think About Weird Things Summary
How to Think About Weird Things 89%
A method for evaluating any extraordinary claim, from alien abductions to miracle cures.
by Theodore Schick Jr. 1994
3.97
633 ratings
Think!
by Michael R. LeGault • 2006
Gut feelings are not wisdom. A defense of slow reason in a culture that worships intuition.
3.1
519
Think! Summary
Think! 89%
Gut feelings are not wisdom. A defense of slow reason in a culture that worships intuition.
by Michael R. LeGault 2006
3.1
519 ratings
Quotes That Will Change Your Life
by Russ Kick • 2017
A portable pharmacy of quotes for the moments when your own mind fails you.
3.85
155
Quotes That Will Change Your Life Summary
Quotes That Will Change Your Life 89%
A portable pharmacy of quotes for the moments when your own mind fails you.
by Russ Kick 2017
3.85
155 ratings
Science Fictions
by Stuart Ritchie • 2020
From power posing to cancer cures, how fraud, hype, and broken incentives corrupt science.
4.34
3k+
Science Fictions Summary
Science Fictions 89%
From power posing to cancer cures, how fraud, hype, and broken incentives corrupt science.
by Stuart Ritchie 2020
4.34
3k+ ratings
The Skeptics' Guide to the Universe
by Steven Novella • 2018
The skeptic's manual: how to beat your brain's biases and spot pseudoscience.
4.39
5k+
The Skeptics' Guide to the Universe Summary
The Skeptics' Guide to the Universe 89%
The skeptic's manual: how to beat your brain's biases and spot pseudoscience.
by Steven Novella 2018
4.39
5k+ ratings
On Dialogue
by David Bohm • 1996
Dialogue is less about talking than about seeing the hidden thought system that runs you.
4.08
1k+
On Dialogue Summary
On Dialogue 89%
Dialogue is less about talking than about seeing the hidden thought system that runs you.
by David Bohm 1996
4.08
1k+ ratings
Where Research Begins
by Thomas S. Mullaney • 2022
Most research guides skip the hardest part: figuring out what problem is yours to solve.
3.86
157
Where Research Begins Summary
Where Research Begins 89%
Most research guides skip the hardest part: figuring out what problem is yours to solve.
by Thomas S. Mullaney 2022
3.86
157 ratings
Total Freedom
by J. Krishnamurti • 1996
Truth has no path, no guru, and no technique. The only authority is your own awareness.
4.37
2k+
Total Freedom Summary
Total Freedom 89%
Truth has no path, no guru, and no technique. The only authority is your own awareness.
by J. Krishnamurti 1996
4.37
2k+ ratings
Too Big to Know
by David Weinberger • 2012
Knowledge on paper was settled and scarce. Online, it is abundant, linked, and never finished.
3.80
2k+
Too Big to Know Summary
Too Big to Know 89%
Knowledge on paper was settled and scarce. Online, it is abundant, linked, and never finished.
by David Weinberger 2012
3.80
2k+ ratings
50 Popular Beliefs That People Think Are True
by Guy P. Harrison • 2011
Fifty beliefs debunked, one thinking habit learned: how to spot pseudoscience before it fools you.
3.61
1k+
50 Popular Beliefs That People Think Are True Summary
50 Popular Beliefs That People Think Are True 89%
Fifty beliefs debunked, one thinking habit learned: how to spot pseudoscience before it fools you.
by Guy P. Harrison 2011
3.61
1k+ ratings
Mystery
by Jonah Lehrer • 2021
Clarity is overrated: why your brain needs the unknown to stay curious, creative, and connected.
3.84
189
Mystery Summary
Mystery 89%
Clarity is overrated: why your brain needs the unknown to stay curious, creative, and connected.
by Jonah Lehrer 2021
3.84
189 ratings
The Art of Doing Science and Engineering
by Richard W. Hamming • 1996
What separates great scientists from good ones: they pick better problems.
4.18
2k+
The Art of Doing Science and Engineering Summary
The Art of Doing Science and Engineering 89%
What separates great scientists from good ones: they pick better problems.
by Richard W. Hamming 1996
4.18
2k+ ratings
Teaching as a Subversive Activity
by Neil Postman • 1969
School's hidden curriculum is obedience. The real subject: learning what to disbelieve.
4.21
1k+
Teaching as a Subversive Activity Summary
Teaching as a Subversive Activity 89%
School's hidden curriculum is obedience. The real subject: learning what to disbelieve.
by Neil Postman 1969
4.21
1k+ ratings
The Book of Beautiful Questions
by Warren Berger • 2018
Stop giving advice. Start asking better questions. Here is which ones, when, and why they work.
4.09
1k+
The Book of Beautiful Questions Summary
The Book of Beautiful Questions 89%
Stop giving advice. Start asking better questions. Here is which ones, when, and why they work.
by Warren Berger 2018
4.09
1k+ ratings
Critical Thinking
by Simon Bradley • 2016
A structured method for evaluating evidence, cutting through noise, and knowing when inaction wins.
3.27
241
Critical Thinking Summary
Critical Thinking 89%
A structured method for evaluating evidence, cutting through noise, and knowing when inaction wins.
by Simon Bradley 2016
3.27
241 ratings
30 Days to Better Thinking and Better Living Through Critical Thinking
by Linda Elder • 2012
Thirty days to spot the biases running your mind and untangle the assumptions you never question.
3.63
172
30 Days to Better Thinking and Better Living Through Critical Thinking Summary
30 Days to Better Thinking and Better Living Through Critical Thinking 89%
Thirty days to spot the biases running your mind and untangle the assumptions you never question.
by Linda Elder 2012
3.63
172 ratings
Doing Philosophy
by Timothy Williamson • 2018
Philosophy is a science that tests ideas with thought experiments, and the best explanation wins.
3.67
213
Doing Philosophy Summary
Doing Philosophy 89%
Philosophy is a science that tests ideas with thought experiments, and the best explanation wins.
by Timothy Williamson 2018
3.67
213 ratings
Change Your Questions, Change Your Life
by Marilee G. Adams • 2004
Coach yourself out of blame and into breakthrough with 10 question-based tools.
3.85
4k+
Change Your Questions, Change Your Life Summary
Change Your Questions, Change Your Life 89%
Coach yourself out of blame and into breakthrough with 10 question-based tools.
by Marilee G. Adams 2004
3.85
4k+ ratings
Learn To Think Using Thought Experiments
by Patrick King • 2020
Your mind needs a gym. Philosophy's greatest thought experiments are the equipment.
3.84
101
Learn To Think Using Thought Experiments Summary
Learn To Think Using Thought Experiments 89%
Your mind needs a gym. Philosophy's greatest thought experiments are the equipment.
by Patrick King 2020
3.84
101 ratings
A Practical Guide to Philosophy for Everyday Life
by Trevor Curnow • 2012
The philosophy toolkit for life: question everything, spot bad arguments, choose what matters.
3.87
190
A Practical Guide to Philosophy for Everyday Life Summary
A Practical Guide to Philosophy for Everyday Life 89%
The philosophy toolkit for life: question everything, spot bad arguments, choose what matters.
by Trevor Curnow 2012
3.87
190 ratings
What We Believe But Cannot Prove
by John Brockman • 2005
Science's greatest leaps begin as hunches without proof. A hundred top minds confess theirs.
3.65
2k+
What We Believe But Cannot Prove Summary
What We Believe But Cannot Prove 89%
Science's greatest leaps begin as hunches without proof. A hundred top minds confess theirs.
by John Brockman 2005
3.65
2k+ ratings
Intuition Pumps and Other Tools for Thinking
by Daniel C. Dennett • 2013
A philosopher's toolbox: learn to think sharper about consciousness, evolution, and free will.
3.78
4k+
Intuition Pumps and Other Tools for Thinking Summary
Intuition Pumps and Other Tools for Thinking 89%
A philosopher's toolbox: learn to think sharper about consciousness, evolution, and free will.
by Daniel C. Dennett 2013
3.78
4k+ ratings
A God That Could be Real
by Nancy Ellen Abrams • 2015
What if God isn't a creator but a creation, emerging from collective human consciousness right now?
3.71
276
A God That Could be Real Summary
A God That Could be Real 88%
What if God isn't a creator but a creation, emerging from collective human consciousness right now?
by Nancy Ellen Abrams 2015
3.71
276 ratings
What Is This Thing Called Science?
by Alan F. Chalmers • 1976
From Popper's falsification to Kuhn's revolutions: why no single method can define science.
3.79
2k+
What Is This Thing Called Science? Summary
What Is This Thing Called Science? 88%
From Popper's falsification to Kuhn's revolutions: why no single method can define science.
by Alan F. Chalmers 1976
3.79
2k+ ratings
Bad Astronomy
by Philip Plait • 2002
From seasons to tides to falling stars: what you've gotten wrong about the night sky.
4.04
6k+
Bad Astronomy Summary
Bad Astronomy 88%
From seasons to tides to falling stars: what you've gotten wrong about the night sky.
by Philip Plait 2002
4.04
6k+ ratings
The War on Science
by Lawrence M. Krauss • 2025
Lysenko's ghost walks the university: 39 scholars on how ideology is eating science from the inside.
3.22
121
The War on Science Summary
The War on Science 88%
Lysenko's ghost walks the university: 39 scholars on how ideology is eating science from the inside.
by Lawrence M. Krauss 2025
3.22
121 ratings
Why People Believe Weird Things
by Michael Shermer • 1997
The smarter you are, the better you are at defending beliefs reason never built.
3.86
10k+
Why People Believe Weird Things Summary
Why People Believe Weird Things 88%
The smarter you are, the better you are at defending beliefs reason never built.
by Michael Shermer 1997
3.86
10k+ ratings
Wait, What?
by James E. Ryan • 2017
Five deceptively simple questions that clarify, connect, and move things forward when you're stuck.
3.93
4k+
Wait, What? Summary
Wait, What? 88%
Five deceptively simple questions that clarify, connect, and move things forward when you're stuck.
by James E. Ryan 2017
3.93
4k+ ratings
The Demon-Haunted World
by Carl Sagan • 1995
Why we fall for alien abductions and astrology, and the scientific toolkit that can save us.
4.29
81k+
The Demon-Haunted World Summary
The Demon-Haunted World 88%
Why we fall for alien abductions and astrology, and the scientific toolkit that can save us.
by Carl Sagan 1995
4.29
81k+ ratings
The Krishnamurti Reader
by J. Krishnamurti • 2011
Thought creates fear, psychological time is the trap, and freedom is seeing exactly what is.
4.20
71
The Krishnamurti Reader Summary
The Krishnamurti Reader 88%
Thought creates fear, psychological time is the trap, and freedom is seeing exactly what is.
by J. Krishnamurti 2011
4.20
71 ratings
Home
Swipe
Library
Get App
Try Full Access for 3 Days
Listen, bookmark, and more
Compare Features Free Pro
📖 Read Summaries
Read unlimited summaries. Free users get 3 per month
🎧 Listen to Summaries
Listen to unlimited summaries in 40 languages
❤️ Unlimited Bookmarks
Free users are limited to 4
📜 Unlimited History
Free users are limited to 4
📥 Unlimited Downloads
Free users are limited to 1
Risk-Free Timeline
Today: Get Instant Access
Listen to full summaries of 26,000+ books. That's 12,000+ hours of audio!
Day 2: Trial Reminder
We'll send you a notification that your trial is ending soon.
Day 3: Your subscription begins
You'll be charged on Jul 25,
cancel anytime before.
Consume 2.8× More Books
2.8× more books Listening Reading
Our users love us
600,000+ readers
Trustpilot Rating
TrustPilot
4.6 Excellent
This site is a total game-changer. I've been flying through book summaries like never before. Highly, highly recommend.
— Dave G
Worth my money and time, and really well made. I've never seen this quality of summaries on other websites. Very helpful!
— Em
Highly recommended!! Fantastic service. Perfect for those that want a little more than a teaser but not all the intricate details of a full audio book.
— Greg M
Save 62%
Yearly
$119.88 $44.99/year/yr
$3.75/mo
Monthly
$9.99/mo
Start a 3-Day Free Trial
3 days free, then $44.99/year. Cancel anytime.
Unlock a world of fiction & nonfiction books
26,000+ books for the price of 2 books
Read any book in 10 minutes
Discover new books like Tinder
Request any book if it's not summarized
Read more books than anyone you know
#1 app for book lovers
Lifelike & immersive summaries
30-day money-back guarantee
Download summaries in EPUBs or PDFs
Cancel anytime in a few clicks
Scanner
Find a barcode to scan

We have a special gift for you
Open
38% OFF
DISCOUNT FOR YOU
$79.99
$49.99/year
only $4.16 per month
Continue
2 taps to start, super easy to cancel
Settings
General
Widget
Loading...
We have a special gift for you
Open
38% OFF
DISCOUNT FOR YOU
$79.99
$49.99/year
only $4.16 per month
Continue
2 taps to start, super easy to cancel