The P versus NP problem is one of the most important unsolved problems in computer science.
I'm not afraid to die, I'm afraid of not trying.
I always like to look on the optimistic side of life, but I am realistic enough to know life is a complex matter.
你将两个从未在一起的人组合在一起;有时世界因此改变,有时不会。他们可能坠毁燃烧,也可能迸发点亮世界的火花。
卡塞尔文献展必须始终令人惊讶,始终激发思考。
The best way to be successful is to take risks.