A meringue is really nothing but a foam. And what is a foam after all, but a big collection of bubbles? And what's a bubble? It's basically a very flimsy little latticework of proteins draped with water. We add sugar to this structure, which strengthens it. But things can, and do, go wrong.
In all my work, I try to say - 'You may be given a load of sour lemons, why not try to make a dozen lemon meringue pies?'
Comedy just pokes at problems, rarely confronts them squarely. Drama is like a plate of meat and potatoes, comedy is rather the dessert, a bit like meringue.
So many self-help ideas are like meringue - you take a big bite, and there's nothing there.