I found this cartoon of mine on the following rather splendid page:
These notes are set down in sympathetic recognition of the fact that most congregations suffer through the Sunday sermons with heroic fortitude. There must be a great number of Christians with extraordinary faith or else preachers would long ago have emptied the churches permanently! I say this as one who both preaches in pulpits and listens in pews. I can testify that it is much more fun to preach than to listen.
I quite enjoyed:
Let your mind wander. The art of mind-wandering is sadly neglected in these busy times. If the preacher announces a subject and clearly has nothing to say about it except plantitudes, let your imagination create the sermon that is eluding the preacher.