Nature is man's teacher. She unfolds her treasures to his search, unseals his eye, illumes his mind, and purifies his heart; an influence breathes from all the sights and sounds of her existence.

Contentment is the only real wealth.

If I have a thousand ideas and only one turns out to be good, I am satisfied.

My dynamite will sooner lead to peace than a thousand world conventions. As soon as men will find that in one instant, whole armies can be utterly destroyed, they surely will abide by golden peace.

I intend to leave after my death a large fund for the promotion of the peace idea, but I am skeptical as to its results.

A heart can no more be forced to love than a stomach can be forced to digest food by persuasion.

My home is where I work, and I work everywhere.

Second to agriculture, humbug is the biggest industry of our age.

Good wishes alone will not ensure peace.

A recluse without books and ink is already in life a dead man.

Justice is to be found only in the imagination.

No friend had I made there, but I wasn't with this group to make friends, and besides, he sneered too much. I've found that people who sneer are almost always sneering at me.

To me the charm of an encyclopedia is that it knows - and I needn't.

I hate a Barnacle as no man ever did before, not even a Sailor in a slow-sailing ship.

I ask you to pass through life at my side—to be my second self, and best earthly companion.

... love moves the world along.

I never see my bad guys as simply bad. They want pretty much the same thing that you and I want: they want to be happy.

When one has a great deal to put into it a day has a hundred pockets.

I had a twin, and he didn't make it.

The camera is the least important element in photography.

Bookshops are infested with ideas. Books are quivering, murmuring creatures.