重要的不是车，而是开车的人。

The old believe everything, the middle aged suspect everything, the young know everything.

理论计算机科学不仅仅是解决问题，更是理解计算本身的本质。

人是唯一需要教育的造物。

In the end, the value of a theory is not in its complexity, but in its ability to explain and predict.

The one thing that you have that nobody else has is you. Your voice, your mind, your story, your vision. So write and draw and build and play and dance and live as only you can.

The freedom then of man, and liberty of acting according to his own will, is grounded on his having reason, which is able to instruct him in that law he is to govern himself by, and make him know how far he is left to the freedom of his own will.