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.

制药行业必须在快速创新与严格的安全标准之间取得平衡。

I'm not a whisper, I'm a shout.

We may need to postulate new fundamental laws to explain consciousness.