I have learned to seek my happiness by limiting my desires, rather than in attempting to satisfy them.
知识的每一次进步都会带来新的问题和新的困难。
Mathematics is the organ with which we comprehend the phenomena of nature.
I think that the most important thing in life is to be happy and to make other people happy.
I write music to understand the world and myself better.
 消灭一个错误,其贡献等同于、有时甚至超过建立一条新真理或新事实。