Now is the only time we have to act. And the more we meditate on the vast amount of time that has past and how we truly don't know when we will "leave the stage", we ought to act with urgency on becoming a good man. We ought to be a good man now.
Good coaches realizes he needs to take every opportunity to coach and to help his players improve.
Do it now. As Epictetus says, "the contest is now."