is no fundamental explanation. This, then, is another way of objecting to the existence of explanatory brute facts, but also metaphysical brute facts, if bruteness is understood in terms of ontological independence. See also First principle Four causes Is and ought problem – the distinction between factual claims and value or normative claims Matter of fact and matter of law Münchhausen trilemma References Further reading External links Concepts in epistemology Value (ethics)