程序是一首诗。

"Every act of creation is first an act of destruction."

事情在完成之前总是看起来不可能。

The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.

The night is a great poem, but the stars are its words.

在数学中，提出问题的艺术必须比解决问题更有价值。

Every mental state exists for a purpose; to understand it, we must ask what function it serves in the broader system of behavior.

你停止学习的那一刻，就是你开始失败的那一刻。

You can't predict. You can prepare.