数学是给不同事物以相同名称的艺术。

The writer must be a person who is willing to take risks.

水产养殖的创新不仅仅是技术问题，更是理解海洋生命与人类需求之间的和谐。

You cannot get through a single day without having an impact on the world around you. What you do makes a difference, and you have to decide what kind of difference you want to make.