数学家的模式,就像画家或诗人的模式一样,必须是美丽的;思想,就像颜色或文字一样,必须以和谐的方式结合在一起。
并非所有流浪者都迷失了方向。
The universe is not only stranger than we imagine, it is stranger than we can imagine.
Never stop learning—the world is always evolving.
Courage is the primary quality of justice.