One has to live in the present. Whatever is past is gone beyond recall; whatever is future remains beyond one's reach, until it becomes present. Remembering the past and giving thought to the future are important, but only to the extent that they help one deal with the present.
I'm getting to a point where everything is becoming streamlined in my life. I'm learning how to stand onstage for two hours and play in front of thousands of people as if I am completely in the moment every moment.