"A few days after the album [Songs of Innocence] was finished, I thought Iris shouldn't be part of the album. Even though the song is a beautiful tune and everything, I just thought it was going a bit far and it's not very punk rock, singing about your mother."
did you know
The song 'Numb' is about how The Edge felt when he split up with his wife. He felt like he couldn't do anything, he was useless. He felt numb.