Without much fanfare, Michael Gerson–President Bush’s former speechwriter–has begun a twice-weekly column in the Washington Post. Today’s column, Gerson’s third, deserves some fanfare. It’s clearer than so very much of what has been said about Rudy Giuliani’s candidacy, both in laying out what’s appealing about it (much more than September 11th) and in getting to the core of the problem with Giuliani’s abortion position.