The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
如果你认为你是最好的,你就永远不会成为最好的。
We are not bodies that temporarily have souls. We are souls that temporarily have bodies.
In mathematics, the art of proposing a question must be held of higher value than solving it.
你必须为梦想而奋斗。你必须为之牺牲并努力工作。