对复杂系统的研究告诉我们，简单的规则可以产生令人难以置信的复杂行为。

Racial distinctions should not play a role in sport.

"We don't see things as they are, we see them as we are."

历史不仅仅是关于过去；它是关于理解现在和塑造未来。

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

化工制造中的可持续性不是一种选择，而是我们对下一代的责任。

当你写作时，你试图发现一些你不知道的东西。