Marx finds in the philosophical archive pointers about the possibility of thought as a disciplined “way” of life in practice, practicing at life. Indeed, it is this aspect of the practice of philosophy that, Marx argues, constitutes the often elided chasm of difference between the philosophical systems of Democritus and Epicurus. In Marx’s genealogy, Democritus thinks that subjective appearance is mere appearance, a merely subjective effect of causal structures that constitute a systematic whole in their own right. Radically different, according to Marx, is the Epicurean view that the subjective is itself grounded without reserve in the movement of atoms in a way that precludes any dualism of the phenomena, quilting together more primordially natural ground and phenomenal perspective on the same