A map is not a guess An estimation or a hunch A feeling or a foolish intuition A map is a dependable Unwavering, inarguably accurate Portrayer, of your position Never trust your ears Your nose, your eyes Putting faith in them Is most unwise Here's a phrase you all Must memorise In the printed word Is where truth lies Never trust your tummies Tails, or toes You can't learn a thing From any of those Here's another fact I must disclose From the mighty pen True wisdom flows If it says so Then it is so If it is so Well so it is A thought's not fit to think 'Til it's printed in ink Then it says so So it is Never trust that thing Between your ears Brains will get you nowhere fast My dears Haven't had a need For mine in years On the page is where The truth appears If it says so Then it is so If it is so So it is A thought's not fit to think 'Til it's printed in ink Never differ from or doubt it Or go anywhere without it Thank goodness we've got this So we don't need to fret about it If it says so So it is