The Danish Muhammad cartoons enflamed much of the Muslim world. What does respect for another religion require? Must non-believers follow all of its dictates? Which? Why? Heresy by fellow believers depends on the content of the beliefs. Is it the manner or matter of disagreement and/or disregard that makes for the disrespect in blasphemy? Some of the history of blasphemy law in England and the United States is considered.
Keywords: law, Muhammad, cartoons, Muslim, respect, disrespect, blasphemy, heresy, manner, matter