伟大的诗歌是那些超越自身时代的作品。
过去他用我未消亡，它甚第十他用我未过去。
唯一真正的快乐来自于为一个目的挥霍自己。
Sometimes it seems as if there are more solutions than problems. On closer scrutiny, it turns out that many of today's problems are a result of yesterday's solutions.
The future of coal lies in sustainable and responsible mining practices.
The future isn't written in the stars. There are no guarantees. So claim your adulthood. Be intentional. Get to work. Pick your family. Do the math. Make your own certainty. Don't be defined by what you didn't know or didn't do.
Leadership means making tough decisions today that will benefit future generations.
最好的投资是那些能够将一个小想法变成大生意的人。
应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反抗。
韧性不是人们要么有要么没有的特质。它涉及任何人都可以学习和发展的行为、思想和行动。