I need to know who sings this song: ""and i could stay a while but soo!

I need to know who sings this song: ""and i could stay a while but sooner or later i'll break ur smile. and i?

so that would be great! thanx.! heres more lyrics,
"and i could stay a while but sooner or later i'll break ur smile. and i could tell a joke but one of these days im bound to choke. and we might share a kiss but im feelin like i cant go through with this.and i bet we could build a home but i know the right thing for me to do is to leave you alone..."

White Stripes - A Martyr For My Love For You lyrics