Use the Left's language, lose the debate! Check out Thomas Sowell's definition of "social justice" (paraphrased from memory: it is whatever the speaker wants it to mean at the moment)
Best you re-read the article, perhaps a bit more carefully — Mr. Bahnsen was speaking about Obongo Bozo, not Governor Romney, when he referred to viewing “. . . the tax code as a means of forcing his version of social justice upon society.”