Ahem, need - at least from our leaders. It may be that creating certainty amid uncertainty is itself the core of leadership. The stories we are most certain of are the ones we use to run our lives, to make decisions, and take action.

One heuristic for this is the 40-70 rule - a heuristic for decision making. In order to make a decision you should have no less than 40 percent of the information you would prefer to have, and you shouldn't wait to make the decision once you have 70 percent of the information you would prefer have.