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.

"Memory is the only paradise from which we cannot be expelled."

Changing the destructive things you say to yourself when you experience the setbacks that life deals all of us is the central skill of optimism.

Reality is a construction of the mind.

我不怕跌倒，我怕的是地面。