>not a man alive that isn't human
You sound confused. Man and hu-man are different species based on their level of being. "Hu" = something added to or taken away.
Look it up for yourself:
Human Being - see monster
Monster - Man or woman by birth, but having characteristics of an animal and with no inheritable blood.
Ballentine's Law Dictionary - version 1 (1947 - just after millions of monsters killed millions of other monsters) and 2