Success must include two things: the development of an individual to his utmost potentiality and a contribution of some kind to one's world.

It's your life-but only if you make it so.

To be mature you have to realize what you value most... Not to arrive at a clear understanding of one's own values is a tragic waste. You have missed the whole point of what life is for.

I am convinced that every effort must be made in childhood to teach the young to use their own minds. For one thing is sure: If they don't make up their minds, someone will do it for them.

If you want a world ruled by law and not by force you must build up, from the very grassroots, a respect for law.

...no one can afford not to be a man. No position can compensate for coming face to face with a robot when you are alone.

The fault is not in our stars, " I whispered to the ceiling. "But in ourselves. This was my choice.

Human education is concerned with certain changes in the intellects, characters and behavior of men, its problems being roughly included under these four topics: Aims, materials, means and methods.

A poor photographer meets chance one out of a hundred times and a good photographer meets chance all the time.

Just remember, when you're with me you're not the strangest person in the room. Go ahead, get weird on me.

I don't like writers. They're dangerous people.

[G]lobal warming, that manufactured monomania.

You may not believe in evolution, and that is all right. How we humans came to be the way we are is far less important than how we should act now to get out of the mess we have made for ourselves.

You know, it shows how old I am. I can remember the good old days when the president picked the Supreme Court justices instead of the other way around.

If you aren't going all the way, why go at all?

Like Magellan, let us find our islands To die in, far from home, from anywhere Familiar. Let us risk the wildest places, Lest we go down in comfort, and despair.