The minimum content of natural law is necessary for the survival of any society.
热机的动力与实现它的工质无关;其量仅由最终实现热量转移的物体之间的温度决定。
You have to believe in yourself when no one else does.
There is no such thing as a happy ending. There are just good stopping places.
The Langlands program is a challenge to the boundaries of mathematical knowledge.
You have to be passionate about what you do, or you'll never succeed.