Now that is a peculiar turn of phrase. Dim... wit. One presumes wit is 'bright' to start with, and further, that one has any at all. A lot claim to, of course, and why not? It's a noble thing to aspire to. Wit. Witty wit.
[He is distracted by a few rocks near him. He picks up a few and moves them around in his palm.]
no subject
[He is distracted by a few rocks near him. He picks up a few and moves them around in his palm.]