Socrates and Plato are right: whatever man does he always does well, that is, he does that which seems to him good (useful) according to the degree of his intellect, the particular standard of his reasonableness.
Sometimes in our relationship to another human being the proper balance of friendship is restored when we put a few grains of impropriety onto our own side of the scale.
Nobody can build the bridge for you to walk across the river of life, no one but you yourself alone. There are, to be sure, countless paths and bridges and demi-gods which would carry you across this river; but only at the cost of yourself; you would pawn yourself and lose. There is in the world only one way, on which nobody can go, except you: where does it lead? Do not ask, go along with it.
Your enemy shall ye seek; your war shall ye wage, and for the sake of your thoughts! And if your thoughts succumb, your uprightness shall still shout triumph thereby!