A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.
一个问题如果在计算机上可以快速解决，那么它属于P类问题；如果一个解可以快速验证，那么它属于NP类问题。
领导力在于激励他人，在他们曾经看到障碍的地方看到可能性。
真相是，过去是我们所拥有的一切。我们无法改变它，但我们可以从中学习。
I think that it's important to take risks in life. You have to be willing to step out of your comfort zone.