In the twentieth century, the repellent, harrowing disease that is made the index of a superior sensitivity, the vehicle of "spiritual" feelings and "critical" discontent, is insanity.
Susan SontagSomeone who is perennially surprised that depravity exists, who continues to feel disillusioned (even incredulous) when confronted with evidence of what humans are capable of inflicting in the way of gruesome, hands-on cruelties upon other humans, has not reached moral or psychological adulthood.
Susan Sontag