Lyrically, I personally lean towards venting.

American Suiteheart I must confess Im in love with my own sins

Steven Tyler isn't in Aerosmith anymore, but his gravestone will probably say something about Aerosmith.

Whatever notoriety Fall Out Boy used to have prevents me from having the ability to start over from the bottom again.

Everyone wants to pretend like they sprang out of the ground with an Animal Collective record in their hands and a David Bowie haircut, and that's just not the case. You discover these things gradually.

I always think about opportunity and how you regret the things you don't do.

I think you can totally be a totally normal kid from the suburbs of Chicago and go off and play shows. It's one of those things that when you go home, you're still the nerd you were when you left, and your parents still get to yell at you about cleaning up your room, and your girlfriend still drags you to the pet store.