Once Jews go down the liberal path, we typically never find our way back. David Mamet, the brilliant writer, spent much of his life a plain vanilla Jewish liberal. But, as only a relatively few Americans Jews have, he was blessed with the intellectual fortitude to reexamine his views and draw the rational conclusions. Here, in A note to a stiff-necked  people, Mr. Mamet asks the Jewish community to stop and contemplate some crucial questions before we go out and vote on Tuesday.