我曾经受苦过，曾经失望过，曾经体会过“死亡”，于是我以我在这伟大的世界里为乐。
The true challenge in mathematics is not solving problems, but asking the right questions.
"Success is not final, failure is not fatal: It is the courage to continue that counts."
Just the discipline of having to put your thoughts in order with somebody else is very useful thing.
译文：在绘画中，很容易画出龙和虎的外形，但画出它们的骨骼和精神很难，认识这个人，熟悉他的外貌，却不知道他的内心世界。赏析：物欲横流，世事纷扰，人心险恶。我们要提防身边那些心口不一，两面三刀之人。
