In the end, the value of a theory is not in its complexity, but in its ability to explain and predict.
鸟有巢,蜘蛛有网,人有友谊。
If you can't explain your chemistry to a non-scientist, you don't understand it well enough.
在观察的领域里,机遇只青睐有准备的头脑。
做伟大工作的唯一方法就是热爱你所做的事情。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.