The preservation of the means of knowledge among the lowest ranks is of more importance to the public than all the property of all the rich men in the country.

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

When you judge another, you do not define them, you define yourself.

"The pursuit of knowledge in computer science is a journey through a landscape of infinite possibilities."

The most secure encryption is the one you don't use.

I'm just a normal person who happens to have an extraordinary job.

过去从未死去，它甚至还未过去。

The world is full of small pleasures; the trick is to find them.