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.

The PAC learning framework provides a formal way to quantify the learnability of a concept class.

When you tear out a man's tongue, you are not proving him a liar. You're only telling the world that you fear what he might say.

Success comes from persistence and hard work.

Energy security is a cornerstone of national strategic security, and we must firmly hold our energy饭碗 in our own hands.