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

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.

Lying is the greatest of all sins.

The truthful man is usually a liar.

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.

Good wishes alone will not ensure peace.

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