Don’t take it personally when someone turns you down. Assume they are like you: busy， occupied， distracted. Try again later. It’s amazing how often a second try works.

A miner's skill and dedication are just as valuable as the coal they bring to the surface.

能源领域的真正领导力在于平衡经济增长与环境责任

我不相信后悔，我相信从中吸取教训。