The economist needs the three great intellectual faculties, perception, imagination and reason: and most of all he needs imagination.
经济学家需要三种伟大的智力才能：感知、想象和理性；而最重要的是他需要想象力。
出自《海国图志·卷首》。地气和天时变化了，那么历史的体例也应随着时代的变化而变化。
创新不仅仅是技术的问题；它是关于改变思维方式并接受新的思考方式。
Any idiot can face a crisis, it’s the day-to-day living that wears you out.
"The stories we tell about animals say more about us than they do about them."
如果汽车的发展周期与计算机相同，今天的劳斯莱斯将只需100美元，每加仑行驶一百万英里，并且每年爆炸一次，杀死车内所有人。
我是你死去的原因，我是你流血的原因。
The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is probably not important to mathematics.
