The curiosity of the passenger was excited by the fact that his seatmate had his right arm in a sling, and the following dialogue occurred:
"You broke your arm, didn't you?"
"Well, yes, I did."
"Had an accident, I suppose?"
"Not exactly. I did it in trying to pat myself on the back."
"My land! On the back! Now, whatever did you want to pat yourself on the back for?"
"Just for minding my own business."
INSOMNIA
The man suffering from insomnia quite often makes a mistake in calling the doctor, when what he needs is the preacher.