The proper study of mankind is man in his relation to his deity.
The augmentation of slaves weakens the states; and such a trade is diabolical in itself, and disgraceful to mankind.
Nationalism is an infantile disease. It is the measles of mankind.
All human beings are also dream beings. Dreaming ties all mankind together.
The oldest and strongest emotion of mankind is fear, and the oldest and strongest kind of fear is fear of the unknown.
The greatest of all crimes are the wars that are carried on by governments, to plunder, enslave, and destroy mankind.
What then in the last resort are the truths of mankind? They are the irrefutable errors of mankind.
Mankind are governed more by their feelings than by reason.
History is little more than the register of the crimes, follies, and misfortunes of mankind.
The object of preaching is to constantly remind mankind of what they keep forgetting; not to supply the intellect, but to fortify the feebleness of human resolutions.
We liberals do sometimes forsake our vows of compassion for all mankind.
That's one small step for a man, one giant leap for mankind.
A good writer is basically a story teller, not a scholar or a redeemer of mankind.
I work very much on the principle that anything created by mankind has mischief and error hardwired into its inception.
The histories of mankind are histories only of the higher classes.
Of all human powers operating on the affairs of mankind, none is greater than that of competition.
Ingratitude is treason to mankind.
The history of mankind is the instant between two strides taken by a traveler.
A large part of mankind is angry not with the sins, but with the sinners.
All ambitions are lawful except those that climb upward on the miseries or credulities of mankind.