when in doubt, punt

When in doubt, punt is a common idiom that is usually applied to a variety of situations where the optimal outcome is unlikely and the safer course of action involves a lot of luck as well as skill. In punting, it is done during a very specific part of a football game and not only involves some skill, but also a good deal of luck. This idiom is used figuratively to describe the same type of situation where you need both luck and skill.