没有任何人有权利来到这个世界又离开它而不留下他曾经存在过的明确而正当的理由。
No individual has any right to come into the world and go out of it without leaving behind him distinct and legitimate reasons for having passed through it.
"The truth is a shadow, and the shadow is a game."
"Approximation algorithms are a testament to the power of compromise in achieving practical solutions."
Success is not final, failure is not fatal: it is the courage to continue that counts.
真实永远比虚构更离奇。