A great novel is one that changes the way we see the world.

The best leaders are those who empower others to lead.

PAC学习框架提供了一种形式化的方法来量化概念类的可学习性。

People, even more than things, have to be restored, revived, reclaimed and redeemed; never throw out anyone.

世界不缺钱，缺的是有梦想的企业家。