Arthur Schopenhauer — "Hatred comes from the heart; contempt from the head; and neither feeling is quit…"

"What people commonly call fate is mostly their own stupidity."

"Women are the causa causorum of all human misery."

"The more perfect a being is, the more it suffers."

"Optimism, where it is not merely the thoughtless chatter of fools, is not only a absurd doctrine, but also a truly wicked way of thinking, a bitter mockery of the unspeakable sufferings of humanity."

"The assumption that animals are without rights and the illusion that our treatment of them has no moral significance is a positively outrageous example of Western crudity and barbarity. Universal comp…"