“It is fear that turns minor difference into major, that makes the gulf between ethnicities into a distinction between species, between human and non-human.”

“Mundane humans create distinctions between themselves, distinctions that seem ridiculous to any Shadowhunter. Their distinctions are based on race, religion, national identity, any of a dozen minor and irrelevant markers. ~ Valentine”

“The differences you perceive between Humans—between groups of Humans—are the result of isolation and inbreeding, mutation, and adaptation to different Earth environments”

“There is a gulf fixed between those who can sleep and those who cannot. It is one of the greatest divisions of the human race.”

“These infinitesimal distinctions between man and man are too paltry for an Omnipotent Being. How these madmengive themselves away! The real God taketh heed lest a sparrow fall. But the God created from human vanity seesno difference between an eagle and a sparrow.”

“The difference between animals and humans is that animals change themselves for the environment, but humans change the environment for themselves.”