"Well, like, I'm about myself, I'm self-centered, but I don't think everything I do is great. But I think about everything I do all of the time. More, all the time. All I do is think about what I do. Horrible, it's a horrible existence," Mayer says.
The 39-year-old singer credits music for giving him some peace, reported Femalefirst.
"But then I'll go in the studio, and I'll come back and listen and I'll go, 'Oh, that is a great drumbeat. Listen to that guitar tone.