The minerals we extract today must serve the needs of future generations as well.

What makes the desert beautiful is that somewhere it hides a well…

The writer must be a traitor to his class, his country, his religion—to everything except his conscience.

没有人想死。即使那些想上天堂的人，也想活着上天堂。

Only if we understand, can we care. Only if we care, will we help. Only if we help, shall all be saved.

我做过的最有争议的事情就是坚持下来。

The truth is often complex, while lies are always simple.

创新不仅仅是创造新事物，更是改进已有的事物。