The only phrase I've ever disliked is, 'Why, we've always done it that way.' I always tell young people, 'Go ahead and do it. You can always apologize later.'

"Children deserve books that challenge them, not just entertain."

The most important property of a program is whether it accomplishes the intention of its user.

每一块面包都在讲述一个故事，让你的故事值得讲述。

Man is always something more than what he knows of himself. He is not what he is simply once and for all, but is a process.