"All We Know" is a song by American rock band Paramore. It was originally released on December 16, 2006, from their debut studio album, All We Know Is Falling (2005). It was written by lead vocalist Hayley Williams, and is about the departure of the band's bassist, Jeremy Davis. "All We Know" is about the departure of the band's bass player, Jeremy Davis, and the divorce of Hayley Williams' parents.