生活要快乐，但绝不要安于现状。

生活就像一首歌，有高潮也有低谷，但每一段都是珍贵的。

The best way to learn is by doing.

我总是努力比昨天的自己更好。

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.'

The real danger is not that computers will begin to think like men, but that men will begin to think like computers.

To die for one's country is such a worthy fate that all compete for so beautiful a death.

释义：种植荆棘会得到刺，种植桃李会得到阴凉。