地球的历史写在其地层中。

每一滴眼泪都是瀑布。

通达智慧，不是通过克制和严格，而是通过放任和孩童般的无忧无虑。你想了解任何事，请保持心情快乐。

The value or worth of a man is, as of all other things, his price; that is to say, so much as would be given for the use of his power.

权力平衡是维持国际体系和平的唯一途径。

科学不仅仅是发现，更是责任。