Cultivate the root; the leaves and branches will take care of themselves.

It does not matter how slowly you go as long as you do not stop.

Only the wisest and stupidest of men never change.

The man who moves a mountain begins by carrying away small stones.

Everything has beauty, but not everyone sees it.

To See What Is Right And Not Do It Is A Lack Of Courage.

What you do not want done to yourself do not do to others.

Choose a job that you like, and you will never have to work a day in your life.

An orchid in a deep forest sends out its fragrance even if no one is around to appreciate it.

A great man is hard on himself; a small man is hard on others.

The man who asks a question is a fool for a minute, the man who does not ask is a fool for life.

He is no fool who believes the man who knows everything.

Literature is like phosphorus: it shines with its maximum brilliance and the moment when it attempts to die.

We must choose our allegiances carefully, for there is no going back on them.

And in any case...there are no more supernatural noises nowadays...

Water and sanitation has not had the same kind of champion that global health, and even education, have had.

Twas Noah who first planted the vine And mended his morals by drinking its wine.

Good jobs look a lot like kids playing and adults working.

People in the media, it makes their day when someone they say is a five-star artist goes platinum.

The Internet and Yahoo are firmly established as 'must buys' for brand advertising.

I think the whole system of education would change if I were in charge and had the ability to make changes. I don't think I would keep Princeton exactly being Princeton.