"My job is not to be easy on people; my job is to make them better."

"I'm a big believer in the power of the human mind. And I think that if you put your mind to it, you can do anything."

"You can't just ask customers what they want and then try to give that to them. By the time you get it built, they'll want something new."

"It's really hard to design products by focus groups. A lot of times, people don't know what they want until you show it to them."

"You can't connect the dots looking forward; you can only connect them looking backwards. So you have to trust that the dots will somehow connect in your future."