"Is man merely a mistake of God's? Or God merely a mistake of man's?"

"The snake that cannot shed its skin must die. It must shed its mind along with its skin."

"All psychology hitherto has remained stuck in moral prejudices and fears; it has not dared to descend into the depths."

"Man has been educated by woman. It is woman who has spoiled him."

"Thoughts are the shadows of our feelings – always darker, emptier, and simpler."