If one only wished to be happy, this could be easily accomplished; but we wish to be happier than other people, and this is always difficult, for we believe others to be happier than they are.
就因为你喜欢我的东西,不代表我就欠你什么东西。
科学的语言是普遍的,超越了国界和文化。
The Langlands program is a vision of the future of mathematics.