There are various ways you might define the common good, but that would be one way you could do it.

The fairest rules are those to which everyone would agree if they did not know how much power they would have.

Liberal constitutional democracy is supposed to ensure that each citizen is free and equal and protected by basic rights and liberties.

Citizens can have their own grounding in their comprehensive doctrines, whatever they happen to be.

The naturally advantaged are not to gain merely because they are more gifted, but only to cover the costs of training and education and for using their endowments in ways that help the less fortunate as well.

Of course, we know that not everyone agrees with assisted suicide, but people might agree that one has the right to it, even if they're not themselves going to exercise it.

Political philosophy is realistically utopian when it extends what are ordinarily thought to be the limits of practicable political possibility and, in so doing, reconciles us to our political and social condition. Our hope for the future of our society rests on the belief that the social world allows a reasonably just Society of Peoples.