Mark Cuban: "Principles is the book I wish I had as a young entrepreneur, stressing over not knowing what I didn't know."

Tony Robbins: "I found it to be truly extraordinary."

Arianna Huffington: "Beautifully written and filled with such wisdom."

Michael Bloomberg: “Ray Dalio’s market acumen is legendary, but it was creating and living by a set of principles that allowed him to reach the top. Everyone with goals and dreams can learn from Ray’s approach.”

Reed Hastings: "Principles had a profound positive impact on my leadership style."

Jack Dorsey: "Principles is helpful in showing people how to operate by clearly articulated and shared principles that lead to faster progress."

Tim Ferriss: "I highly recommend this book. It has already changed how I think about making decisions in my life and in my business, how I think about managing, how I think about managing, how I think about communications between teams."

Kevin Systrom: "I was blown away. It’s both a guide to life, a guide to business, and also I think an insight into Ray and someone who’s built an amazing business."

Naval Ravikant: "As with most non-fiction, the meat was in the beginning."

Vinod Khosla: "Very good; definitely worth reading"

Jack Dorsey: "You should read it"

Tim Ferriss: "A great book."

One of the books Keith Rabois recommends for entrepreneurs.

Patrick O'Shaughnessy mentioned reading and loving The Checklist Manifesto on Twitter.

Marc Andreessen: "Steve Jobs is the person who most inspires the new generation of Silicon Valley entrepreneurs. In this deeply-researched book, you'll find the most honest portrait of the real Steve Jobs."

Jack Dorsey: "Square would not exist without the work and persistence of Steve Jobs. I am forever grateful. Amazing read."

Brian Armstrong: "A biography of the famous Apple CEO. I read the Walter Isaacson biography last year, but found this one slightly better."

One of the books Keith Rabois recommends for entrepreneurs.

Vinod Khosla: "Among the best books! A way of living, working & commitment to excellence"

Jack Dorsey says this book had a major influence on him.

One of Sam Altman's recommended books for young startup founders.

One of the books Keith Rabois recommends for entrepreneurs.

Joe Rogan: "This is a seriously powerful book. Especially potent for someone like me who talks for a living and often talks too much."

Karlie Kloss: "I think it’s got a lot of great principles and ideas."

One of Jack Dorsey's favorite books.

Jack Dorsey: "Incredible book by Stewart Brand. Best I’ve read this year."

Marc Andreessen: "[A book on] why even environmentalists should be pro building, pro cities, pro nuclear, and pro genetic engineering."

Matt Ridley: "Stewart Brand is the god of the environmental movement."

Naval Ravikant: "Jed McKenna is to spirituality what Rick and Morty is to children’s cartoons."

Jack Dorsey recommended 'Spiritual Enlightenment' on Twitter.

Max Levchin: "Easily the best piece of Russian prose of the 20th century"

Jack Dorsey: "One of my favorite books"

Naval Ravikant: "Wisdom distilled to its purest form. The oldest books often have the best answers to the oldest questions."

Jack Dorsey says this book had a major influence on him.

Jack Dorsey: "A really stunning book about Robert Irwin. Couldn't put it down."

Jack Dorsey shared an 'excellent' interview with Isaiah Jackson on 'Bitcoin and Black America'.

Jack Dorsey: "Read 'Revolution from Within' if you haven't."

Jack Dorsey: "A great read from a wise man"

Jack Dorsey: "Read the book!"

Jack Dorsey: "Incredible book by ⁦Christopher Ryan⁩. And timely."

Jack Dorsey: "Incredible perspective on North and Central America."

Jack Dorsey: "Insightful and comprehensive. Thanks Dr. Gundry"

One of Jack Dorsey's favorite books.

Jack Dorsey says this book had a major influence on him.

Jack Dorsey says this book had a major influence on him.

Jack Dorsey: "I recommend Robb Wolf's book 'The Paleo Solution' to start a paleo diet. Answers the why, and is a fun read too."