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.

Pressure is a word that is misused in our vocabulary. When you start thinking of pressure, it's because you've started to think of failure.

你越早开始编码，程序完成的时间就越长。

The walls of the educational system must come down. Education should not be a privilege, so the children of those who have money can study.