a friend sent this to me

A doctor had just finished a marathon sex session with one of his patients. He was resting afterwards and was feeling a bit guilty because he thought it wasn't really ethical to screw one of his patients. However, a little voice in his head said, "Lots of doctors have sex with their patients... so it's not like you're the first..." This made the doctor feel a little better until another voice in his head said, "But then again...they probably weren't veterinarians..."