人需要经历痛苦。经历痛苦后，人就会变得强大。

The best way to learn computer architecture is to build one.

A good mystery should keep the reader guessing until the very end, but the clues must all be there.

生命的价值不在于能活多少天，而在于我们如何使用这些日子。

"We are all in the gutter, but some of us are looking at the stars."