The key to solving complex problems is often to find the right abstraction that simplifies the problem without losing its essential features.
解决复杂问题的关键通常是找到正确的抽象，这种抽象可以在不丢失问题本质特征的情况下简化问题。
在地球系统的伟大运作中，现在的力量与古代相同。
Every cognitive act is an act of information processing.
A mathematician's work is mostly a solitary pursuit, but it is also deeply collaborative.
It's on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.
The people who are crazy enough to think they can change the world are the ones who do.