Today, the only bottleneck to building great products is knowing what to create. Mark is an expert at this. -- Sam Altman, CEO of OpenAI

"Life at the Speed of Play is about more than just business -- it's about reclaiming your power. Mark Pincus shows you how to cut through the noise, partner with your future self, and build a life that reflects your highest vision. His Book of Life practice alone can change your entire trajectory." -- Tony Robbins, #1 New York Times Bestselling Author, Entrepreneur, and Philanthropist

"Building a product, business, and life all rely on the same basic brain circuitry. Yet to be extraordinary, what you build must be steeped with a uniqueness-of-spirit that directly reflects who you are as an individual. That does not happen by default. In Life at the Speed of Play, Mark Pincus explains the mindset and the specific actions to embrace that ensure that what you build becomes truly extraordinary, and how to make that process deeply satisfying." -- Andrew D. Huberman, Professor of Neurobiology, Stanford School of Medicine and host of the Huberman Lab podcast

Most product books tell you to move fast and break things. Mark Pincus extends that idea, challenging you to build 'failure machines' and build your ideas at a velocity that wasn't possible until now. This is the playbook for anyone building in the age of AI. Plus it includes a killer Spaghetti Bolognese recipe. -- Ethan Mollick, Wharton associate professor, AI researcher, and author of New York Times bestseller Co-Intelligence

The best founders build from first principles. Mark has done that his entire career. He believes great products are shaped by taste, speed, and the courage to act. Life at the Speed of Play is essential reading for anyone who wants to build products that people don't just use, but depend on. -- Brian Chesky, CEO of Airbnb

Mark has taught our YC founders that intellectual honesty is the foundation of a successful company. You have to be willing to kill your losing ideas to make something people want. Read this book and change your odds of success. -- Garry Tan, President of YCombinator (YC)

Mark is a pioneer, one of the absolute greats at building products that people love to use. His ethos and ideas are mandatory reading for anyone trying to craft top-tier consumer experiences. -- Shayne Copeland, CEO of Polymarket

Mark's insight that your instincts are likely right, but your ideas are likely wrong--and how to manage that conflict--is invaluable. His framework for innovating on entirely new surface areas is important and timely. A must-read for all founders. -- Fred Wilson, venture capitalist & co-founder of Union Square Ventures

Ambitious founders strive to create internet treasures: products so essential we can't imagine life without them. Mark Pincus reveals how his relentless focus on user experience drove Zynga's audacious growth. Life at the Speed of Play is Mark's operating manual for building legacy companies, from OKRs to Bold Beats and Weekly Roadmaps. -- John Doerr, venture capitalist and founder of Kleiner Perkins

"Mark is one of the few hyper-successful founders I know who cares as much about telling himself the truth as he does about building. I admire his ambition both in business and self-discovery. Life at the Speed of Play is full of sharp lessons about products and leadership, but what makes it stand out is Mark's honesty, curiosity, and willingness to keep growing." -- Joe Hudson, Executive Coach to Silicon Valley CEOs and Founder of The Art of Accomplishment