世界不是一个满足愿望的工厂。
The world is not a wish-granting factory.
A minute's success pays the failure of years.
The fact that an opinion has been widely held is no evidence whatever that it is not utterly absurd.
西西弗的神话
The study of Galois representations is a testament to the beauty of algebraic geometry.
学得越多,就越意识到自己知道的有多少。