Lyric discussion by pharmageek 

Cover art for Is This Love? lyrics by Cake

To tunasandwich77: let's flesh this out a little further and also assume John's ruminating on what he did to drive this woman into another man's arms, thus that intense self-righteous anger and pain he's expressing. Self-incrimination can be such a dangerous emotion which clouds any rational thought--and believe me, rationality has just been kicked to the curb!