True progress happens when we balance economic growth with environmental stewardship.
"We are all of us made up of several people, and we contain the potential for all possible futures."
我们都是由几个人组成的，我们包含了所有可能未来的潜力。
The more you know who you are, and what you want, the less you let things upset you.
Happiness is not something ready-made. It comes from your own actions.
The most important part of teaching is to teach what it is to know.