One way to remember who you are is to remember who your heroes are.

Leonardo da Vinci had such a playful curiosity. If you read his notebooks, you'll see he's curious about what the tongue of a woodpecker looks like, but also why the sky is blue, or how an emotion forms on somebody's lips. He understood the beauty of everything. I've admired Leonardo my whole life, both as a kid who loved engineering - he was one of the coolest engineers in history - and then as a college student, when I travelled to see his notebooks and paintings.

For some people, miracles serve as evidence of God's existence.

Pretend to be completely in control and people will assume that you are.

More generally, I made an effort to leave out things that weren't relevant to the main narrative themes of the book, namely that there were two sides to Steve Jobs: the romantic, poetic, countercultural rebel on one side, and the serious businessperson on the other.

if you can't keep him interested, that's your fault.

So that’s our approach. Very simple, and we’re really shooting for Museum of Modern Art quality. The way we’re running the company, the product design, the advertising, it all comes down to this: Let’s make it simple. Really simple.” Apple’s design mantra would remain the one featured on its first brochure: “Simplicity is the ultimate sophistication.