"I call upon the scientific community in our country, those who gave us nuclear weapons, to turn their great talents now to the cause of mankind and world peace: to give us the means of rendering these nuclear weapons impotent and obsolete"
"A physician is not angry at the intemperance of a mad patient, nor does he take it ill to be railed at by a man in fever. Just so should a wise man treat all mankind, as a physician does his patient, and look upon them only as sick and extravagant"
"To get a name can happen but to few; it is one of the few things that cannot be brought. It is the free gift of mankind, which must be deserved before it will be granted, and is at last unwillingly bestowed"
"The person who knows one thing and does it better than anyone else, even if it only be the art of raising lentils, receives the crown he merits. If he raises all his energy to that end, he is a benefactor of mankind and its rewarded as such"
"With the introduction of agriculture mankind entered upon a long period of meanness, misery, and madness, from which they are only now being freed by the beneficent operation of the machine"
"It is possible that mankind is on the threshold of a golden age; but, if so, it will be necessary first to slay the dragon that guards the door, and this dragon is religion"
"I take it that the good of mankind means the attainment, by every man, of all the happiness which he can enjoy without diminishing the happiness of his fellow men"
"Our contest is not only whether we ourselves shall be free, but whether there shall be left to mankind an asylum on earth for civil and religious liberty"
"Mankind is divided into rich and poor, into property owners and exploited; and to abstract oneself from this fundamental division; and from the antagonism between poor and rich means abstracting oneself from fundamental facts"
"I doubt if a single individual could be found from the whole of mankind free from some form of insanity. The only difference is one of degree. A man who sees a gourd and takes it for his wife is called insane because this happens to very few people"
"The reproduction of mankind is a great marvel and mystery. Had God consulted me in the matter, I should have advised him to continue the generation of the species by fashioning them out of clay"
"I find myself hoping a total end of all the unhappy divisions of mankind by party-spirit, which at best is but the madness of many for the gain of a few"
"All national institutions of churches, whether Jewish, Christian or Turkish, appear to me no other than human inventions, set up to terrify and enslave mankind, and monopolize power and profit"
"National character is only another name for the particular form which the littleness, perversity and baseness of mankind take in every country. Every nation mocks at other nations, and all are right"
"They act as if they supposed that to be very sanguine about the general improvement of mankind is a virtue that relieves them from taking trouble about any improvement in particular"
"If all mankind minus one were of one opinion, mankind would be no more justified in silencing that one person than he, if he had the power, would be justified in silencing mankind"
"As long as justice and injustice have not terminated their ever renewing fight for ascendancy in the affairs of mankind, human beings must be willing, when need is, to do battle for the one against the other"