History of the Peloponnesian War
Thucydides
Thucydides, Vol. 1-4. Smith, Charles Foster, translator. London and Cambridge, MA: Heinemann and Harvard University Press, 1919-1923.
And not only in our public life are we liberal, but also as regards our freedom from suspicion of one another in the pursuits of every-day life; for we do not feel resentment at our neighbour if he does as he likes, nor yet do we put on sour looks which, though harmless, are painful to behold.
But while we thus avoid giving offence in our private intercourse, in our public life we are restrained from lawlessness chiefly through reverent fear, for we render obedience to those in authority and to the laws, and especially to those laws which are ordained for the succour of the oppressed and those which, though unwritten, bring upon the transgressor a disgrace which all men recognize.