The wizards represent all that the true "muggle" most fears: They are plainly outcasts and comfortable with being so. Nothing is more unnerving to the truly conventional than the unashamed misfit!
represent, true, most, fears, plainly, outcasts, comfortable, Nothing, more
What they have implanted here, which is really a 'gringo' custom, is terrorism. They disguise children as witches and wizards, that is contrary to our culture.
What, implanted, here, custom, terrorism, disguise, children, witches, contrary