当有人告诉你某件事是错的时候,他们通常都是对的。当有人告诉你如何解决这个错误的时候,他们通常都是错的。
In mathematics, you don't understand things. You just get used to them.
了解这个世界就是爱它,而爱它就是为它哀伤。
Every day is a blessing, even the bad ones.