人们是否在使用清洁能源、交通运输是否在优化、互联网是否在变得更好等等，这些工作都很重要。即使是少数人也可以影响这个世界。

Transparency in sourcing isn’t optional—it’s a responsibility.

The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is probably not important to mathematics.

The end of the battle of El Alamein is not war, not even the beginning of the war period ended, and may be the end of the war period.

林业创新始于对传统智慧的尊重。

The study of mathematics is like air or water to the development of science.