Education is the art of making man ethical.
不要被问题推动。被梦想引领。
证据似乎支持病毒的基本结构是一个空心管的观点。
Everything can be taken from a man but one thing: the last of the human freedoms—to choose one's attitude in any given set of circumstances.
Cooperation is more important than competition, and ecosystems are more viable than going it alone.