»Changing Life as a Becoming in Growing Rings. An Essay on the Possibility of Talking about >Progress< in a Meaningful Way«: The interdisciplinary treatise is about a philosophy of law and ethics of determining of understanding of progress. The basis is a personalistic anthropology. The search for the true form of man takes place in a modallogical understanding of history. It is about the interplay of ontological truth and empirical science. At the same time it is a contribution to the reformulation of a critical theory on the basis of a metaphysics of natural law.