Leadership by the young is often needed

Oftentimes we watch older or more experienced people at home or at work self-destruct or engage in detrimental actions or severe conflict, thinking there is nothing we can do about it. But usually, in those situations, the youngest and junior-most person needs to step up and take leadership by helping his/her elders to get out of their own way in order to resolve the conflict and/or accomplish the team's objective. Where are you holding back because you are young or less experienced?