Blind Justice is by nature an antilogy.    From LearnThat.org.  [http://en.wikipedia.org/wiki/Blind_justice_(concept)]

Antinomy, literally counter-law, means opposition in principle or antagonism in relation, just as contradiction or antilogy indicates opposition or discrepancy in speech.    From Wordnik.com.  [System of Economical Contradictions: or, the Philosophy of Misery] Reference

The list goes on and on: contranym, contronym, autoantonym, self-antonym, antagonym, antilogy, Janus word, and most thrillingly enantiodrome.    From Wordnik.com.  [Rambles at starchamber.com » Blog Archive » Self-contradictory words] Reference