In Chapter 6 of I Am One of You Forever why did father feel the need to tell a story?

Father Joe Roberts felt upstaged by Uncle Zeno and his intriguing but seemingly never ending stories thus is overly enthusiastic and violent hand gesture filled stories that more terrified Jess than entertained him. He was jealous of the attention his son Jess gave Uncle Zeno for his confusing tales of which are not justifiable by proof, which is eagerly sought out by Father Joe when approached with the oppurtunity.