Success comes when preparation meets opportunity.

I think it's merely the randomness of the winning and losing process that I want to stress, because the emphasis nowadays is so much on the justice of everything, and politicians always talk about justice. Now I'm a firm believer in justice, I just think that it's impossible. So we should do everything we can to pursue it, but we should always remember that whoever is facing us, whatever has happened in their lives, there will be a strong element of the haphazard. That's what I'm trying to leave room for; otherwise, it can get quite claustrophobic.

控制的目的是使系统在存在不确定性和干扰的情况下仍能按期望的方式运行。

计算学习理论中的一个关键见解是，学习问题的复杂性由假设空间的复杂性和可用数据的数量决定。