Nothing you need to worry about. [That said, he doesn't elbow Kotetsu away, and even positions the book in a way so the other can see it, too.]

And why would people make a shitty book about this stuff? Most of it's useless talents and--

[Oh god, here's one. Sanji points and reads out loud] "The fastest toilet is the "Bog Standard", a motorcycle and sidecar hidden under a bathroom set consisting of bathtub, sink, and laundry bin, which can travel to a speed of 68 kilometers per hour."