"The only true wisdom is in knowing you know nothing."

"We carry our homes within us, which enables us to fly."

The biggest problem with the European Union is that it is not a state, but it pretends to be one.

Sustainable forestry isn't a cost—it's an investment in our future.

Happiness is beneficial for the body, but it is grief that develops the powers of the mind.

文明的分布很大程度上是气候的问题。

能源行业是任何经济的支柱，其稳定性保障国家安全。

The man who does not value himself, cannot value anything or anyone.