The mathematician's best work is art, a high perfect art, as daring as the most secret dreams of imagination, clear and limpid.
I don’t see myself as a superstar. I see myself as a normal guy who loves tennis.
递归是计算的根源,因为它需要时间来描述。
The internet is a tool that can be used for good or bad. It's up to us to decide how we use it.