金钱不会改变人,而是揭露他们的本性。
The Eskimos had fifty-two names for snow because it was important to them: there ought to be as many for love.
系统辨识是从观测到的输入输出数据中建立动态系统数学模型的科学与艺术。
There are no such things as applied sciences, only applications of science.