Factor into that his unwillingness to piss or get off the pot as far as the Harrowing was concerned, add that nasal, whining voice, and you get nails on a chalkboard. Jowan was precisely what the ritual of Tranquility was designed to control: a weak-willed mage who would turn to blood magic because he wasn’t talented enough to do anything useful. His only saving grace was that he turned out to know the ritual to get the Warden into the Fade to save little Connor from the demon that was raising the dead all around Redcliffe’s castle. I found him to be a weasel of the highest order.
Thus, I’ve written the sort of conversations my Amell Warden would have had with him, had she been able. This is, of course, tongue in cheek. First, a short conversation during the Templar confrontation at the beginning of the mage origin: