企业履行社会责任不是负担,而是可持续发展的内在要求。
The individual investor should act consistently as an investor and not as a speculator.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
在一个没有上帝的世界里,我们必须创造自己的意义,即使它最终是无意义的。