The comfort of the rich depends upon an abundant supply of the poor.
对宋代文化的研究揭示了传统与创新之间的动态互动。
In mathematics, truth is somewhere out there in a place we don’t yet know, and the only way we can hope to find it is by exploring.
顺从天意的政治是以义服人的政治,违反天意的政治是以力服人的政治。