挑战是伪装的机会，拥抱它们。

The universe is not just a collection of stars and galaxies; it's a complex web of interactions and phenomena that we are only beginning to understand.

The art of doing mathematics consists in finding that special case which contains all the germs of generality.

Memory is the only paradise from which we cannot be expelled.

过去是唯一闻起来香甜的已逝之物。