Man is a historical being : The realisations of the powers of human individuals living at any one time takes the cooperation of many generations (or even societies) over a long period of time. By contrast with humankind, every individual animal can and does do what for the most part it might do, or what any other of its kind might or can do that lives at the same time.
John RawlsThe good of political life is the good of free and equal citizens recognizing the duty of civility to one another and supporting the institutions of a constitutional regime.
John RawlsThe idea of public reason isn't about the right answers to all these questions, but about the kinds of reasons that they ought to be answered by.
John RawlsJustice is the first virtue of social institutions, as truth is of systems of thought. A theory however elegant and economical must be rejected or revised if it is untrue; likewise laws and institutions no matter how efficient and well-arranged must be reformed or abolished if they are unjust.
John Rawls