做出伟大事情的唯一方法是热爱你所做的事。
The only way to do something great is to love what you do.
The measure of our success is not just in tons extracted, but in communities uplifted.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
地理学是研究地方的科学。它的视野宏大，视角全景。