Person 1: I love you
Person
2: I love you so much
Person 1: I love you most
Person
2: I love you mostestestestestestest
Person 1: Hmmmmmm, I love you 1 Billion
Person
2: I love you 1 trillion
Person 1: I love you 1 Quadrillion
Person
2: I love you 1 Qunitillon
Person 1: I love you 1 sextillion
Person
2: What comes after sextillion? You win.