Paul accuses Peter of forcing the Gentiles to behave as Jews (ἀναγκάζεις ἰουδαΐζειν). More work needs to be done to verify the validity of these suggestions, but I have no doubt that the approach itself is a substantial step forward in studies of verbal aspect. Grammarians whose main purpose is to formulate a coherent, scientific description of the aspectual system of Greek need to be more conscious of the fact that a speaker’s use of a particular verbal aspect may often be merely a question