To what extent reasoning can provide a reliable basis for a theory of justice is, of course, itself an issue that has been subject to controversy. - Amartya Sen

The behavioral foundations of capitalism do, of course, continue to engage attention, and the pursuit of self-interest still occupies a central position in theories about the workings and successes of capitalism. But in these recent theories, interests are given a rather different—and much more "positive"—role in promoting efficient allocation of resources through informational economy as well as the smooth working of incentives, rather than the negative role of blocking harmful passions.

Given what can be achieved through intelligent and humane intervention, it is amazing how inactive and smug most societies are about the prevalence of the unshared burden of disability.

To ask how things are going and whether they can be improved is a constant and inescapable part of the pursuit of justice.