Another thing I think should be avoided is extremely intense ideology because it cabbages up one's mind...when you're young it's easy to drift into royalties and when you announce that you're a loyal member...and you're gradually ruining your mind.

The world is full of people who have never, since childhood, met an open doorway with an open heart.

我认为在特定情况下，我们都有可能做出可怕的事情。

Leadership in the coal industry today means navigating the delicate balance between economic necessity and environmental responsibility.

唯一真正的发现之旅不在于寻找新的风景，而在于拥有新的眼光。

人们必须感受到自然界是重要且有价值的、美丽的、奇妙的、令人惊叹且愉悦的。