艺术应该挑战、激发并让人们思考。

The closer one comes to the truth, the further one gets from the facts.

The central task of education is to implant a will and facility for learning; it should produce not learned but learning people. The truly human society is a learning society, where grandparents, parents, and children are students together.

"Books are mirrors, but they are also windows."

Sustainability isn't an option; it's a necessity for the coal sector.

The revolution is the festival of the oppressed and exploited.