"Every book is a conversation between the author and the reader."

Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.

发展需要消除不自由的主要根源：贫困和暴政，经济机会的匮乏以及系统的社会剥夺，公共设施的忽视以及压制性国家的过度活跃或不宽容。

I believe it's essential to understand the psychology of the market and the psychology of the investor.

石油和天然气行业必须进化，否则就会被淘汰。

你的战争无法结束是因为我。