A young priest I know gave a strongly worded homily about the sin of voting for politicians who push abortion and the destruction of the institution of marriage.  He named names.  Most members of the congregation were supportive, but some walked out or complained to the bishop.

Objections Concerning Tautologies and Nazis

Even if one concedes that St. Thomas means what I say he means when he claims that we all know the moral basics, it might be argued that his claim is simply wrong.  Let us consider a few of the most likely objections.