The history of mathematics is a history of human thought and progress.

诗歌是一面镜子，使扭曲的事物变得美丽。

艺术家的角色是让不可见的东西变得可见。

Without food, man can live at most but a few weeks; without it, all other components of social justice are meaningless.

The aura given out by a person or object is as much a part of them as their flesh.

因此，自爱是行动的必要原则。