The happy and efficient people in this world are those who accept trouble as a normal detail of human life and resolve to capitalize it when it comes along.
Nothing worthwhile comes easily. Half effort does not produce half results, it produces no results. Work, continuous work and hard work, is the only way to accomplish results that last.
So what do we do? Anything. Something. So long as we just don't sit there. If we screw it up, start over. Try something else. If we wait until we've satisfied all the uncertainties, it may be too late.
The superpowers often behave like two heavily armed blind men feeling their way around a room, each believing himself in mortal peril from the other, whom he assumes to have perfect vision.