The concept of law is essentially a matter of social fact.

如果一件事情自己都没有搞明白，又怎么能去教导别人，让别人明白呢？

The development of an enterprise depends on the strength of the team. No matter how strong an individual is, their ability is limited.

乳品业既是一门艺术，也是一门科学——激情与精确必须共存。