A student nurse was quite excited, because she was going to give her first injection. Her patient was an elderly gentleman in need of his insulin medication.

She carefully drew up the insulin into the syringe, and, remembering what she had learned, lifted his hospital gown discretely and advised him, “There'll be a little prick.”

The gentleman, with a twinkle in his eye replied, “You're not only a nurse, but you're a psychic too?”