Being happy involves both a certain achievement in action and a rational assurance about the outcome. - John Rawls

A conception of justice cannot be deduced from self evident premises or conditions on principles; instead, its justification is a matter of the mutual support of many considerations, of everything fitted together into one coherent view.

There are infinitely many variations of the initial situation and therefore no doubt indefinitely many theorems of moral geometry.

When the basic structure of society is publicly known to satisfy its principles for an extended period of time, those subject to these arrangements tend to develop a desire to act in accordance with these principles and to do their part in institutions which exemplify them