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.

Good wishes alone will not ensure peace.

It is not sufficient to be worthy of respect in order to be respected.

One can state, without exaggeration, that the observation of and the search for similarities and differences are the basis of all human knowledge.

I am a misanthrope yet utterly benevolent.

Alfred Nobel - pitiable half-creature, should have been stifled by humane doctor when he made his entry yelling into life. Greatest merits: Keeps his nails clean and is never a burden to anyone. Greatest fault: Lacks family, cheerful spirits, and strong stomach. Greatest and only petition: Not to be buried alive. Greatest sin: Does not worship Mammon. Important events in his life: None.

Perhaps my dynamite plants will put an end to war sooner than your [pacifist] congresses. On the day two army corps can annihilate each other in one second all civilized nations will recoil from war in horror.