自律的痛苦比后悔的痛苦要好。

A good ad should be like a good sermon; it must not only comfort the afflicted, but also afflict the comfortable.

I'm not a god, but I'm not a regular person either.

In computational complexity, we are not just dealing with the limits of what we can compute, but also with the limits of what we can prove.

The world is not run from where he thinks. Not from castle walls, but from countinghouses, not by the call of the bugle but by the click of the abacus, not by the grate and click of the broadsword but by the scrape of the pen.

"Memory is a kind of accomplishment, a sort of renewal even."