人生幸福的三大要素是：有事可做，有人可爱，有希望可期待。

我们仍处于理解如何构建真正智能系统的早期阶段。

高效算法的开发既是一门艺术，也是一门科学。

When you want to help people, you tell them the truth. When you want to help yourself, you tell them what they want to hear.