一个好的抽象是强调本质而抑制无关紧要的。
A good abstraction is one that emphasizes the essential and suppresses the irrelevant.
The future of biology is in understanding the complexity of living systems.
罗素说：快乐生活
数学的美只对那些更有耐心的追随者展示。
The true cost of overfishing is measured in empty nets and broken communities.
领导力在于做出艰难的决定，而不仅仅是受欢迎的决定。
The city is an addictive machine from which there is no escape.