"They were all quite serious about music. They would come here every morning about ten and really work very hard. I used to make them lunch. I was amazed that they took it so seriously."
- Gwenda Evans, Edge's Mom
The song Heartland is about a trip Bono and Adam made after the Joshua Tree tour through America by car, they passed many placed and states and Heartland contains phrases of Bono's journey of that trip.