In mathematics, you don't understand things. You just get used to them.

The best legacy we can leave is a living one.

我是个无可救药的浪漫主义者。我喜欢爱情的概念，也喜欢恋爱。

软件工程的目标是控制复杂性，而不是创造复杂性。

The value of all things contracted for, is measured by the appetite of the contractors.

解析：良知是人天生具有的道德判断力，致良知是修身治国平天下的根本。