"The world is full of obvious things which nobody by any chance ever observes."

关系模型基于谓词逻辑和集合论。

最重要的领导能力是以不同的方式看待世界的能力。

柴油发动机可以使用植物油作为燃料，这将极大地促进使用该技术的国家的农业发展。

Money is concerned only with what is common to all: it asks for the exchange value, it reduces all quality and individuality to the question: How much?

智者虽然很善于谋划，但是不如能抓住时机。

"The world breaks everyone, and afterward, some are strong at the broken places."