The teachings of the Bible are so interwoven and entwined with our whole civic and social life that it would be literally impossible for us to figure to ourselves what that life would be if these teachings were removed.
The Hasidic rabbi, Zuscha, was asked on his deathbed what he thought the kingdom of God would be like. He replied, "I don't know. But one thing I do know. When I get there I am not going to be asked, 'Why weren't you Moses? Why weren't you David?' I am only going to be asked, 'Why weren't you Zuscha? Why weren't you fully you?'"
Even if we could suppose the citizen body to be virtuous, without each of them being so, yet the latter would be better, for in the virtue of each the virtue of all is involved.