 Given that speakers lack any literal discretion over vague terms, we ought not to chide them for indecisiveness. Where there is no decision to be made, there is no scope for vice. Speakers would have literal discretion if statements applying a predicate to its borderline cases were just permissible variations in linguistic usage. For the sake of comparison, consider discretion between alternative spellings. Professor Letterman uses ‘judgment’ instead of ‘judgement’ because he wants to promote the principle that a silent E signals a long vowel. He still has fond memories of Tom Lehrer’s 1971 children’s song “Silent E”: