You can't control what you don't measure.

人类唯一需要恐惧的，就是恐惧本身。

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.

Trust is the foundation of any successful relationship, whether in business or in life.