We are taught, from an early age, that it is wrong to go out in public without wearing any clothes. Understandably, we often grow up more than a little anxious about being seen without our clothes on. Yet are not even the most decently dressed and modestly attired people totally nude underneath their outfits? How dare they even contemplate venturing outside? What if their secret were revealed? Might you be worrying too much, about something that you are conscious of, yet which is invisible to the rest of the world?