Stop helping God across the road like a little old lady.
The P versus NP problem is one of the most important unsolved problems in computer science.
做你自己,因为别人已经有人做了。
最大的风险是不冒险。
The past is hidden somewhere outside the realm, beyond the reach of intellect, in some material object (in the sensation which that material object will give us) which we do not suspect.
我是那个取笑死去的人的坏人。