循环经济不仅对地球有益，而且是好的商业实践。
The circular economy isn't just good for the planet - it's good business.
人生的吉福与凶祸，是上天主宰的；人事的毁誉和予夺，是别人操持的；自身的言行和道德，是由我决定的。
The function of entrepreneurs is to reform or revolutionize the pattern of production by exploiting an invention or, more generally, an untried technological possibility for producing a new commodity or producing an old one in a new way.
To be yourself in a world that is constantly trying to make you something else is the greatest accomplishment.
数学的研究是所有智力和精神发展的不可或缺的基础。