科学家是务实的人，他们的目标是实际的。他们不追求终极，而是追求接近。

War is an ugly thing， but not the ugliest of things； the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth war is much worse.

The art of the novel is to create a world that is more real than reality itself.

The idea of America is so important to me. It's about freedom, democracy, and the ability to create your own destiny.

Innovation is not an option; it's a necessity for the survival of the coal industry.

Curiosity drives science, but ethics must guide it.

好的战略通过利用力量并将其应用于能产生最大效果的地方来发挥作用。