Although neither the Freudians nor the Jungians come right out and say it, they strongly suggest that we may have a core, a single basic carrier wave, or-to use language with which Jordan is comfortable-a single line of written code which cannot be stripped.'
'The PD,' Jordan said. 'The prime directive'.
'Yes,' the Head agreed. 'At bottom, you see, we are not Homo sapiens at all. Our core is madness. The prime directive is murder. What Darwin was too polite to say, my friends, is that we came to rule the earth not because we were the smartest, or even the meanest, but because we have always been the craziest, most murderous motherfuckers in the jungle.

Author: Stephen King