A Franciscan gets a haircut, and then asks how much he owes. The barber says he never charges clergy. The Franciscan thanks the barber and goes home. The next morning the barber finds a big basket of fresh bread from the Franciscans' kitchens.

An Augustinian gets his hair cut by the same barber. The barber also tells him than he never charges clergy. So, the next day the barber receives a nice bottle of wine from the Augustinians' wine cellar.

A Jesuit gets his haircut, and the barber again says that he never charges clergy. The next day, when the barber gets to work, there are twelve other Jesuits already waiting for him.

If God is a Jesuit, I'm doomed