From "Steve Jobs, the man who thought different, a biography by Karen Blumenthal"

Page 98

 He had to realize that he didn't need much to enjoy his life, as long as he could laugh, be with family and friends, and pursue whatever he found interesting. Worrying about sales goals, the competition, and slaying corporate dragons just wasn't his thing, and it never would be. "I figure happiness is the most important thing in life, just how much you laugh," he said later. "That's who I am, who I want to be, and have always wanted to be."

Steve Jobs - the man who thought different - a biography by Karen Blumenthal