生命的历史是无尽实验的故事。
The history of life is a story of endless experimentation.
重要的不是你说什么，而是你做什么。
The only good is knowledge and the only evil is ignorance.
在学习结束时，我们知道物理学的所有过去，但对现在和未来一无所知。
There are things that happen and leave no discernible trace, are not spoken or written of, though it would be very wrong to say that subsequent events go on indifferently, all the same, as though such things had never been.
True leadership is about making tough decisions today that will create a better tomorrow.
Rationality is not about being right, but about being consistent in your beliefs and actions.