Sometimes the hardest thing to do is nothing at all.
The only limit to our realization of tomorrow is our doubts of today.
The future of coal lies in cleaner technologies and smarter resource management.
我很少解释，不回应，但我知道自己在做什么。
当你热爱你所做的事情时，你不会把它视为工作。
诗人的任务是照亮黑暗。
A painting requires a little mystery, some vagueness, and some fantasy.