Sheryl Sandberg: "[As a child] I wanted to be Meg Murry, the admittedly geeky heroine of 'A Wrinkle in Time,' by Madeleine L’Engle.

I loved how she worked with others to fight against an unjust system and how she fought to save her family against very long odds."

Nassim Taleb: "This treasure will prevent you from enjoying other novels"

Kara Swisher: "Another book I read again and again."

Fred Wilson: "Garp is one of my favorite books"

One of Richard Branson's top books to read in a lifetime.

Elon Musk: "Worth reading The Machine Stops, an old story by E. M. Forster"

Tim Ferriss: "This is a how-to book. An excellent how-to book"

Naval Ravikant: "Buy the book"

Nassim Taleb: "Not just very deep but it is a breath of fresh air to see such a philosophical discussion nondull, nondry, alive!"

Tim Ferriss: "Highly recommended if you work with the written word in any capacity."

Naval Ravikant mentioned 'Flowers for Algernon' on Twitter.

Tim Ferriss: "A fun read with lots of geek culture, great history, and oh, it also won the Pulitzer Prize."

Nassim Taleb: "This is something very hard to find, almost by definition: a literary writer who thinks in abstract terms"

Fred Wilson: "That’s a good one"

One of Austen Allred's top five all-time recommended books.

Paul Graham's answer to 'Examples of books that you reread years later, & found to be much better?'

This book was on Sam Altman's bookshelf.

Paul Graham: "Trollope's Autobiography is a wonderfully candid and inspiring one"

Naval Ravikant: "If I'm going to read fiction, might as well start at the top."

Elon Musk: "Congrats to Talulah Riley on her novel, 'Acts of Love'! All characters – even those based on real people – are entirely fictional"

Kara Swisher: "[One] of my favorite books."

One of Steve Jobs' favorite books.

Tim Ferriss: "Fantastic book."

Raoul Pal enjoyed reading 'The Sheltering Sky'.

This book was on Sam Altman's bookshelf.

Seth Godin: "B is a simple poem from a mother to her daughter. And I have to confess, I get choked up every single time I read it.

If you’ve got a mother or if you’ve got a daughter, this is a great gift, a great book to share with them."

Tim Ferriss: "I highly, highly recommend [Zorba The Greek]."

Kara Swisher: "Hearing her deliver these blue-flame insights, one after another, that are so exactly right on the internet landscape, inspires. Highly recommend."

Jen Rubio: "Full of sage advice -- every time I've read it, new pieces of advice jump out at me depending on what's going on in my life and career."

Tim Ferriss: "Very powerful book that I recommend to everyone"

Naval Ravikant mentioned reading 'Great Short Poems' on Twitter.

Elon Musk: "Have recently come to appreciate the awesome, absurdist humor of Waiting for Godot. We so often wait, without knowing why, when or where."

One of Richard Branson's top books to read in a lifetime.

Jordan Peterson: "A book that I found particularly influential in my intellectual development."

Fred Wilson: "Amazing book that made me see things differently"

One of Richard Branson's top books to read in a lifetime.

One of Richard Branson's top books to read in a lifetime.

Fred Wilson recommends 'A Confederacy of Dunces' for entrepreneurs.

Fred Wilson recommends 'The Prince' for entrepreneurs.

Donald Trump recommends 'The Prince' in his book 'Trump 101: The Way to Success'

This book was on Sam Altman's bookshelf.

Paul Graham's answer to 'Which P. G. Wodehouse book do you recommend?'

Tim Ferriss: "[A] dazzling collection of humor and insight."

One of Richard Branson's top books to read in a lifetime.

Nassim Taleb: "I never understood why the book never made it in the Anglo-Saxon world. Il deserto is one of the 20th century's masterpieces."

Tim Ferriss: "I’ve been eager to revisit [Tim's] work, and I’m now digging into [this book]"

Paul Graham: "The writing in the novel Wodehouse left unfinished when he died at 93 is crisp as ever."

Jordan Peterson: "A book that I found particularly influential in my intellectual development."

Melinda Gates mentioned this book as one of her 11 favorite books.

Steve Jobs: “I started to listen to music a whole lot, and I started to read more outside of just science and technology — Shakespeare, Plato. I loved ‘King Lear.'”

Naval Ravikant mentioned 'Tlon, Uqbar, Orbis Tertius' on Twitter.

Naval Ravikant mentioned reading '100 Best-Loved Poems' on Twitter.

One of Richard Branson's top books to read in a lifetime.

Tim Ferriss: "It’s fantastic."

One of Steve Jobs' favorite books.

Naval Ravikant mentioned reading Letters from a Stoic.

Tim Ferriss: "Seneca is an outstanding thinker and this is, I think, one of his most accesible books."

One of Richard Branson's top books to read in a lifetime.

Garry Tan: "It's a great read -- short but one of the more impactful books I've read in a long while."

Daniel Ek: "I spent an inspiring evening with Paulo in Switzerland, around the time we were launching Spotify in Brazil.

It was fascinating to talk to him about how this book came to be such a hit.

He never backed down, and he allowed people to read it for free in order to then boost sales - much like how Spotify's free-mium model was perceived in the early days."

One of Richard Branson's top books to read in a lifetime.

Shane Parrish: "The collection of aphorisms and quotations from European literature is extensive for such a short work."

This book was on Sam Altman's bookshelf.

Jordan Peterson: "A book that I found particularly influential in my intellectual development."

Fred Wilson recommends 'any and all of Shakespeare's tragedies and histories' for entrepreneurs.

One of Richard Branson's top books to read in a lifetime.

Sam Altman: "Re-reading this book. It's incredible."

Kara Swisher: "I read over and over again, like three or four times a year. It’s so beautifully constructed. She’s so wise."

Paul Graham: "Few thoughts happier than realizing it's been long enough since you last read the Sherlocks Holmes stories that you can read them again."

Fred Wilson: "That’s a good one!"

Kara Swisher: "I’m not a religious person but Markings really had an impact on me."

Sam Altman: "Really good."

Paul Graham's answer to 'What are your favourite books with a politics very different to your own?'

Tim Ferriss: "Hafiz is one of my favorites"