When you have kids, you see life through different eyes. You feel love more deeply and are maybe a little more compassionate. It's inevitable that that would make its way into your songwriting.
Dave GrohlYou know, Nirvana used to start rehearsals with the three of us just jamming. For, like, a half an hour, just noise and freeform crap - and usually it was crap. But sometimes things would come from it, and some songs on Nevermind came from that, and 'Heart Shaped Box' and stuff on 'In Utero' just happened that way.
Dave Grohl