"I think I've broken my ankle," she says, so the doctor examines her ankle.
"It's not broken," he says, "just severely sprained. Do not climb any stairs for four weeks."
One week later, Old Mrs. Brown, looking worn out, goes back to see the doctor.
"There's not much improvement," she says.
"Just be patient," says the doctor, "and remember: no stairs for another three weeks."
Another week later, Old Mrs. Brown goes to see the doctor once again. She's so exhausted she only just manages to walk in from the waiting room before flopping onto a chair.
"Listen, Doctor," she says, "I couldn't care less about my sprained ankle now,
Spoiler:
