和平不是人类所处的自然状态，而是必须被建立起来的。

Challenges are opportunities in disguise.

If a Nation expects to be ignorant and free in a state of civilization,it expects what never was and never will be....If we are to guard against ignorance and remain free,it is the responsibility of every American to be informed."

I think it's important to be kind and compassionate and to treat people with respect.

市场需要的是解决方案，而不仅仅是产品。