 Therefore, social conditions that hamper the equal enjoyment of capacities to reflectively consider and (if necessary) reject principles of social justice, due, say, to extreme poverty, disability, ongoing injustice and inequality, or the like, restrict the establishment of just principles. Autonomy, then, insofar as that concept picks out the free reflective choice operating in the establishment of legitimacy, is basic to, and presupposed by, even such non-foundational (political) conceptions of justice.