I don't spend my time pontificating about high-concept things; I spend my time solving engineering and manufacturing problems.

Problems frequently get easier if you turn them around in reverse. In other words, if you want to help India, the question you should ask is not “how can I help India,” it’s “what is doing the worst damage in India? What will automatically do the worst damage and how do I avoid it?”

理论计算机科学中的挑战不仅仅是解决问题，而是理解问题解决的本质。

The past is a foreign country; they do things differently there.

The sky is not the limit; it is the beginning.

PAC学习框架提供了一种正式的方法来分析学习算法的效率和有效性。

To dare is to lose one's footing momentarily. Not to dare is to lose oneself.