"I'm proud that four people that are so different managed to stay stay together for this long. Through thick and thin. A lot of thick and not enough thin if I'm honest."
- Bono, 2019
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.