The problem, however, is that I have yet to meet anyone, materialist or otherwise, who was able to dispense with value judgments. On the contrary, the literature of materialism is peculiarly marked by its wholesale profusion of denunciations of all sorts. Starting with Marx and Nietzsche, materialists have never been able to refrain from passing continuous moral judgment on all and sundry, which their whole philosophy might be expected to discourage them from doing.
― Luc Ferry
A Brief History of Thought: A Philosophical Guide to Living