对做好自己的事感到满足，不必理会别人如何议论你。

规范是命令、允许或授权某种行为的行动的意义。

You have to think for yourself. It always amazes me how high-IQ people mindlessly imitate. I never get good ideas talking to other people.

"Dreams come true; without that possibility, nature would not incite us to have them."

今天种植的每一棵树都是对更绿色明天的投资。