The best science is done with an open mind and a willingness to learn.
唯一真正的智慧是知道你一无所知。
Reinforcement is the central factor in the acquisition of new behavior patterns.
A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.
成功来自于解决实际问题,而不仅仅是追逐趋势。