凡是大国之所以不攻打小国的，必定是由于这个小国粮食充足，城郭修筑坚固，上下和谐一心。 

The future belongs to those who are willing to challenge the status quo.

The writer must be a heretic, a questioner of all absolutes.

We have a responsibility to future generations to leave the planet in better shape than we found it.

If you can dream it, you can do it.

最重要的是能够思考，能够观察，能够判断你所看到的事物。