没有所谓的新想法。那是不可能的。我们只是把许多旧想法放进一个心理万花筒里，转动它们，它们就会形成新的、奇特的组合。

没有对人类的热爱，英雄是什么？

A key insight in learning theory is that the complexity of a hypothesis class is crucial for generalization.

Anything real begins with the fiction of what could be. Imagination is therefore the most potent force in the universe， and a skill you can get better at. It’s the one skill in life that benefits from ignoring what everyone else knows.

I’m not a guy that’s going to back down from a challenge.