自由是做法律允许的事情的权利。

我从不考虑未来。它来得已经够快了。

最大的财富是健康。

We are not born for ourselves alone.

The most important challenge facing the world today is the need to create strong, effective, and accountable states in the developing world.

"The point is not to predict the future, but to prepare for it."

The most powerful way to change someone is to change the way you interact with them.