你不需要改变自己的任何一点。
如果没有地幔对流的概念,大陆漂移理论将只是一种猜测。
随机实验是因果推理的黄金标准,但它们并不总是可行的。
"The principles of a free society are essential for human progress and prosperity."
管理的主要目标应该是确保雇主的最大繁荣,同时确保每位员工的最大繁荣。
Law is not a system of rules, but a system of principles.
"There is no such thing as a new idea. It is impossible. We simply take a lot of old ideas and put them into a sort of mental kaleidoscope. We give them a turn and they make new and curious combinations."