The essence of computational complexity is to understand the limits of what can be computed efficiently.

The work of the philosopher consists in assembling reminders for a particular purpose.

I believe in the power of visualization.

When the last fish is caught, mankind will realize money can't be eaten.

Educate the children， and it won't be necessary to punish men.

最大的残忍是我们对他人绝望的随意忽视。

最好的肥料是农民在田间的身影。

行为的基本法则对所有生物都是一样的。

你放弃的那一刻，就是你让对手赢的那刻。