市场足够有效，以至于大多数投资者无法超越它。
The market is efficient enough that most investors will not outperform it.
The most important political development of the modern era is the rise of the modern state.
I'm not a teacher, I'm a student.
Every ton of coal we extract must create maximum value with minimum environmental impact.
I don't compete with anyone but myself.
只有通过观察自己的行为，你才能发现自己真正相信什么（而不是你认为自己相信什么）。在此之前，你根本不知道自己相信什么。你太复杂了，无法理解自己。
When you have limitations, you have to be more creative.