成功不仅仅以利润来衡量，而是以我们创造的积极影响来衡量。

Remember that reputation and integrity are your most valuable assets – and can be lost in a heartbeat.

煤炭不是问题所在，问题在于我们如何使用它。解决方案在于更清洁的技术和更好的利用。

如果你想飞翔，就必须放弃拖累你的东西。

The quality of an organization's determination determines the quality of its success.

We need to internalize this idea of excellence. Not many folks spend a lot of time trying to be excellent.

永远挑战现状——这就是进步的方式。