I think this quote means in this life nothing is worth turning back one the ones you love in this world.
Answer:
Pavlov's Dogs and Discovery of Classical Conditioning. Pavlov's dog experiments played a critical role in the discovery of one of the most important concepts in psychology. While it was originally discovered quite by accident, these famous experiments led to the discovery of classical conditioning.
Explanation:
He reacted because of the gift that he had gotten her. He didnt want her to cut it off.