The phone rang.
A voice at the other end said, "Are you registered with the Telephone Preference Service?"
"Yes," I said. "I am."
"Well, sir, you may have noticed an increase in the number of house and car alarms going off and being ignored by the people round about. We market a product which alerts a central control office who can deal with this problem Our demonstrators will be in your area tomorrow and will be able to demonstrate to a small number of clients -------"
"Excuse me," I said. "You asked me if I was registered with the Telephone Preference Service, yes?"
"Yes, sir, that's right."
"And I said 'yes, I am.' "
"Yes, you did, sir."
"Well, what that means is that I don't want you to make these BLOODY STUPID UNSOLICITED CALLS!"