you do n't know a damn thing about me . '' i do n't want to hold you back or make us a target . '' it was very easy for me to put that feeling into my singing for those songs . i laughed because he had to be kidding but his expression remained serious and i saw something in his eyes i didnt recognize . now his head tilted back so that he met her stare . `` i mean , i know it 's good for her gift but ... it 's still weird . '' 