The elegance of a mathematical proof is in its simplicity and clarity.
生活中唯一的出路就是笑着度过。你要么笑,要么哭。我更喜欢笑。哭会让我头疼。
The search for happiness is one of the chief sources of unhappiness.
Thinking is a form of computation.
There is no exquisite beauty… without some strangeness in the proportion.