The tongue offends and the ears get the cuffing
The real cause of personal existence is not the favor of the Almighty, but the sexual love of one's earthly parents.
Nothing is constant but change! All existence is a perpetual flux of "being and becoming!" That is the broad lesson of the evolution of the world.
Where faith commences, science ends. Both these arts of the human mind must be strictly kept apart from each other. Faith has its origin in the poetic imagination; knowledge, on the other hand, originates in the reasoning intelligence of man. Science has to pluck the blessed fruits from the tree of knowledge, unconcerned whether these conquests trench upon the poetical imaginings of faith or not.
Man is not above nature, but in nature.
The whole of organic nature on our planet exists only by a relentless war of all against all. . . . The raging war of interests in human society is only a feeble picture of an unceasing and terrible war of existence which reigns throughout the whole of the living world.
Mental differences between the lowest men and the animals are less than those between the lowest and the highest man.
The man born and bred a slave, even if freed, never loses wholly the feeling or manner of a slave.
The Muses inspire art and pretend not to notice when Mammon buys it.
Woman must not accept; she must challenge.
My head works in music, so there's always music there.