Zan's Jokes Become a Source of Pain

Jokes, however, were now a source of pain. Zan simply could not tell them properly. He mixed them up or forgot their punch lines and eventually lost the sense and thm of them. They became a kind of gibberish to him. And he had to ask me repeatedly, more and more bewildered why it is funny when, say, a horse walks into a bar or a dog sits on sand paper. i think the reason he kept telling jokes until he stopped speaking entirely was his slowly fading memory of their meaningfulness. I found this loss particularly difficult. For one thing, zan's jokes reminded me of dad. And for another, it was like watching zan