A person who is too nice an observer of the business of the crowd, like one who is too curious in observing the labor of bees, will often be stung for his curiosity.

煤炭企业要主动适应能源结构调整，加快转型升级。

I'm not a perfect person, but I'm trying to be better every day.

"A writer must be both a thief and a giver."

An invention can be so valuable as to be worthless to the inventor.

The best architecture comes from a deep understanding of human behavior.

The city is the ultimate expression of our civilization.

Leadership means making tough decisions today to ensure a better tomorrow.