The highest knowledge is the knowledge of the self.

经济历史的研究不仅仅是关于过去；它是关于理解当前不平等的根源。

Control of consciousness determines the quality of life.

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

每个科学家都梦想着做一些能够帮助世界的事情。