I have this tattooed on my left side! I love the saying and it's a perfect description of Karma, don't judge/discriminate and don't do to someone what you wouldn't want done to you.
Human beings have Love for one another inborn in them - Love, reassembler of our ancient nature, who tries to make one out of two and to heal human nature.
And a democracy, I suppose, comes into being when the poor, winning the victory, put to death some of the other party, drive out others, and grant the rest of the citizens an equal share in both citizenship and offices.
The most important part of education is right training in the nursery. The soul of the child in his play should be trained to that sort of excellence in which, when he grows to manhood, he will have to be perfected.
Because, unlike courage and wisdom, which made our state brave and wise by being present in a particular part of it, discipline operates by being diffused throughout the whole of it. It produces a concord between its strongest and weakest and middle elements, whether you define them by the standard of good sense, or of strength, or of numbers or money or the like. And so we are quite justified in regarding discipline as this sort of natural harmony and agreement between higher and lower about which of them is to rule in state and individual.