"To write is to breathe, to live, to exist."

Children have real understanding only of that which they invent themselves, and each time that we try to teach them something too quickly, we keep them from reinventing it themselves.

Sustainable development is not an option, but a necessity for the coal sector.

The future of forestry lies in balancing economic needs with ecological responsibility.

It is better by noble boldness to run the risk of being subject to half of the evils we anticipate than to remain in cowardly listlessness for fear of what might happen.

幸好，人民不思考。