热力学第二定律，以克劳修斯给出的形式，告诉我们自然界存在趋向某种我们称之为热平衡状态的倾向。

Simple can be harder than complex: You have to work hard to get your thinking clean to make it simple.

The coal sector must adapt to global energy transitions while maintaining efficiency.

When you want to help people, you tell them the truth. When you want to help yourself, you tell them what they want to hear.

投资中最重要的事情是在正确的时间处于正确的市场。