The whole question of the perception of control is really complicated, and part of the ongoing discussion about the benefits of depressive realism. It's certainly true that, generally, human beings impute more control over a situation than they actually have. The key, as I understand it, is to combine counterfactual thinking with mental contrasting which essentially relies on realism... Can it be done? And, more important, can I do it? Counterfactual thinking sitting by itself is not such a good thing...