组合数学就像是不用实际计数的计数艺术。
Combinatorics is like the art of counting without actually counting.
"El escritor es un testigo de su tiempo, y su obra es el reflejo de la sociedad en la que vive."
我从不满足于任何事,我是个完美主义者,这是我的一部分。
生活是在成为个人和成为社区成员之间的持续斗争。
气候变化的挑战是我们这个世纪的战斗。
The goal of economics is to understand how to allocate scarce resources in the most efficient way possible.
I like stories where the boundaries between reality and fantasy are blurred. I like the idea that the world is not as simple as it seems.
To do mathematics is to engage in an act of discovery and conjecture, intuition and inspiration.