Advertising is a racket, like the movies and the brokerage business. You cannot be honest without admitting that its constructive contribution to humanity is exactly minus zero.
'Thou shalt not get found out' is not one of God's commandments; and no man can be saved by trying to keep it.
I remember talking to someone early on after I was sober about how I suddenly felt awkward at parties. They said, 'Well, you're supposed to. Everyone feels awkward at parties.' It's an appropriate feeling to feel.