The coal industry has a critical role to play in providing affordable and reliable energy while we transition to a lower-carbon future.

As to the gods, I have no means of knowing either that they exist or that they do not exist. For many are the obstacles that impede knowledge, both the obscurity of the question and the shortness of human life.

The true use of art is to make the invisible visible.

Never stop learning because life never stops teaching.

我不想成为别人，我只想做我自己。

If you want something you’ve never had, you must be willing to do something you’ve never done.

"The city’s poor are like the roots of a tree; unseen, but essential to its life."

Real technology is when you don’t feel its existence.