The perfect joys of heaven do not satisfy the cravings of nature. William Hazlitt
Everything that enlarges the sphere of human powers, that shows man he can do what he thought he could not do, is valuable. Samuel Johnson
Scenery is fine - but human nature is finer. John Keats
The great mass of humanity should never learn to read or write. D.H. Lawrence
Neither sex, without some fertilization of the complimentary characters of the other, is capable of the highest reaches of human endeavor. H.L. Mencken
It disturbs me no more to find men base, unjust, or selfish than to see apes mischievous, wolves savage, or the vulture ravenous. Jean B. Molière
The existentialist says at once that man is anguish. Jean-Paul Sartre
Man, unlike any other thing organic or inorganic in the universe, grows beyond his work, walks up the stairs of his concepts, emerges ahead of his accomplishments. John Steinbeck
Man alone is born crying, lives complaining, and dies disappointed. William Temple