The song "I Know (You Don't Want Me No More)" by Joe Cocker is about the realization and acceptance of a one-sided love. The narrator acknowledges that their partner no longer loves them and expresses their desire to avoid further pain. They have loved their partner intensely, but realize that if they cannot love them in the right way, then it is better to not love them at all. The lyrics convey the narrator's understanding that their partner has moved on and found someone else who loves them more. They come to terms with the fact that there is no use in crying or holding on to the relationship. The narrator urges their partner to let go of them as well, as it serves no purpose for them to continue hanging around. Overall, the song portrays a sense of resignation and acceptance of the end of a relationship where one person's love is no longer reciprocated. The lyrics reflect the narrator's emotional journey, from the pain of unrequited love to the realization that it's time to move on.