当没有人相信你的时候,你必须相信自己。
Happiness is not the belief that we don't need to change; it is the realization that we can.
Rule of 7 in research. You can find out anything if you are willing to go seven levels. If the first source you ask doesn’t know, ask them who you should ask next, and so on down the line. If you are willing to go to the 7th source, you’ll almost always get your answer.