Silence is argument carried out by other means.
过去已经写就,墨迹已干。
One person with a belief is a social power equal to ninety-nine who have only interests.
A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.
你的过去不能定义你的未来。
The art of disputation is the art of making the worse appear the better reason.