Their salt had lost its flavor. Their light was being hidden. But in order to regain their vocation, they needed first to reorient their identity.
Regardless of how we choose to observe Lent, it is primarily a season of focus. Whether we choose to abstain from a thing or a habit for this six weeks, or add a new dimension to our spiritual lives, or engage in some sort of weekly discipline, our goal is to focus on Jesus and the coming remembrance of his crucifixion and resurrection.