不要问国家可以为你做什么，你应该要问自己可以为国家做什么。
Ask not what your country can do for you --ask what you can do for your country.
可持续性不是一种选择，而是我们对后代的责任。
"The world is full of stories, but the stories are all one."
Use， do not abuse...Neither abstinence nor excess ever renders man happy.
我对胜利上瘾。那种感觉简直不可思议。
解析：言行应以收敛为主。
Spend each day trying to be a little wiser than you were when you woke up.