"Love, in the highest sense of the word, is the only thing that you can always take with you, in your heart. At some point you are going to have to lose everything else anyway."
- Bono on his inspiration for Walk On
did you know
The Popmart stage design, which looked like a supermarket, appealed to Bono as a supermarket, with its myriad choices and temptations, could function as a metaphor for U2's songs, as they often deal with the struggle between desire and faith.