I Me Mine by The Beatles is a song highlighting the themes of ego and the self-centered nature of human beings. Written by George Harrison, the song addresses the constant focus on the self, 'I,' 'me,' and 'mine,' that leads to personal and interpersonal conflicts. The poignant moments of the song are when Harrison reflects on how this self-absorption can lead to emotional turmoil, pointing out the futility and destructiveness of living in such a self-focused way. The song is a critique of the 'me first' attitude that can dominate people's lives, urging listeners to be more self-aware and empathetic.