It's not worth doing something unless someone, somewhere, would much rather you weren't doing it.

人生中唯一真正的失败是不忠于自己所知的最好。

The United States is the most powerful country in the world, and it will remain so for the foreseeable future.

When we quarry with future generations in mind, stone becomes a bridge, not just a resource.

每一天都是一个新的机会。

你不应该认为对你来说难以掌握的东西是不可能的，如果是人类可以实现的，就应该认为它是可以实现的。

诗人真正的祖国是他的语言。