Mental or spiritual health, which is rationality, makes for progress, and the future demands greater and greater mental or spiritual health, greater and greater rationality. The brain must dominate and direct both the individual and society in the time to come, not the belly and the heart.
Jack LondonOf her own experience she had no memory of the thing happening; but in her instinct, which was the experience of all mothers of wolves, there lurked a memory of fathers that had eaten their new-born and helpless progeny.
Jack LondonOne cannot violate the promptings of one's nature without having that nature recoil upon itself.
Jack LondonAs for the primitive, I hark back to it because we are still very primitive. How many thousands of years of culture, think you, have rubbed and polished at our raw edges? One probably; at the best, no more than two. And that takes us back to screaming savagery, when, gross of body and deed, we drank blood from the skulls of our enemies, and hailed as highest paradise the orgies and carnage of Valhalla.
Jack London