Identity Quotes in Fight Club

Right in the first chapter, we get a hint that our narrator and Tyler Durden are the same person. Did you pick up on any other hints?

You know how when you make a copy of a copy of a copy, it starts to get fainter and harder to read? Well, this is exactly what happens as our narrator starts distancing himself from the Tyler side of his personality. Tyler's motives get more and more difficult to figure out.

Our narrator fantasizes about living a different life. So it's not surprising that he crafts an alternate personality for himself.