最深刻的发现往往来自最简单的观察。
The most profound discoveries often come from the simplest observations.
Never invest in any idea you can't illustrate with a crayon.
Coal is China's main energy source and will remain the cornerstone of China's energy security for a long time to come.
有时我会感到，我伸展开来覆盖大地、延伸进万物：我感到自己生活在每一棵树木中、生活在浪花中、生活在往来无定的云朵和动物中、生活在季节的轮回中。