失败并不总是错误，它可能只是一个人在特定情况下能做到的最好结果。真正的错误是停止尝试。

The state, therefore, has not existed from all eternity. There have been societies that did without it, that had no notion of the state or state power. At a certain stage of economic development, which was necessarily bound up with the split of society into classes, the state became a necessity.

The context is so much more important than the building itself.

悲伤不是线性的过程。它像波浪一样袭来，有时那些波浪会把你击倒。

Beware of the Turing tar-pit in which everything is possible but nothing of interest is easy.