She smiles, "Oh my god, I love that book, it's one of my favourites. I'll buy it for you." "What?" I blurt out with wide eyes. Her eyes sparkle, "You know how people buy people drinks at bars? Since we're at a bookstore, I'll buy you that book instead." "Oh- it's really okay. I can't possibly accept that.." "Shh, do you want it or not?"