Home is where I work, and I work everywhere.

The first time I saw nitroglycerine was in the beginning of the Crimean War. Professor Zinin in St. Petersburg exhibited some to my father and me, and struck some on an anvil to show that only the part touched by the hammer exploded without spreading.

Hope is nature's veil for hiding truth's nakedness.

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

Hope is nature's veil for hiding truth's nakedness.

I am a misanthrope and yet utterly benevolent, have more than one screw loose yet am a super-idealist who digests philosophy more efficiently than food.

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.

Good wishes alone will not ensure peace.

Justice is to be found only in imagination.

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