I have a simple rule. It's too cute by half but its track record has been good since I've deployed it. Markets can not be forecasted, therefore if everyone is

I have a simple rule. It's too cute by half but its track record has been good since I've deployed it. Markets can not be forecasted, therefore if everyone is predicting a downturn, the downturn will not come. There needs to be some ambiguity, a kind of FergusArgyll uncertainty principle