数学的美在于它允许我们抽象出现实世界的复杂性，专注于基本原则。

I don't make films for the critics; I make them for the audience.

成功是一段旅程，而不是终点。关键在于你在途中取得的进步。

If you want people to do something, make it easy.

I remember my friend Johnny von Neumann used to say, 'with four parameters I can fit an elephant, and with five I can make him wiggle his trunk.'

To understand the mind, study its operations in real life.