The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

I want to liberate America from fear. I want people to feel free to express themselves.

Sustainability isn't a buzzword; it's the foundation of modern resource extraction.

当今能源领域的领导力既需要技术专长，也需要道德勇气。

Success comes when preparation meets opportunity.

过去不是异国，而是我们祖先的家园。