"I think the lyric writing was influenced by the choice of album title, Boy. It was Bono's suggestion, without actually offering a full explanation. Boy had a strength and clarity about it."
- The Edge on U2's first album
did you know
The lyric "3:33 when the numbers fell off the clock face" from Unknown Caller is a reference to the Bible verse Jeremiah 33:3. Bono refers to it as "God's phone number".