Take note if you find yourself wondering “Where is my good knife？ Or， where is my good pen？” That means you have bad ones. Get rid of those.

The value of an auction lies not just in the revenue it generates, but in the efficiency of the allocation.

The unfinished has its own perfection.

The beauty of theoretical computer science lies in its ability to abstract and generalize, turning specific problems into universal truths.

过去是一个陌生的国度；那里的人行事不同。