 It is perhaps worth stressing why the Frege-Geach problem doesn’t afflict ethical theories which see ‘Murder is wrong’ as truth-apt, and sincere utterances of ‘Murder is wrong’ as capable of expressing straightforwardly truth-assessable beliefs. According to theories like these, moral modus ponens arguments such as the argument above from (1) and (2) to (3) are just like non-moral cases of modus ponens such as