One of the best pieces of advice I’ve ever heard is from Dan Sullivan, who said: “You get to take from your past what you want and you get to leave the rest of it behind.” Are you beating yourself up for past mistakes? Berating yourself for things that you did or didn’t do or things you allowed to happen to you? Spending most of your time in your past can be very painful. It doesn’t matter if it’s 20 years ago or just a few days ago. Revisiting the past is usually not helpful. Remember the past is over. What’s done is done. We can’t change the past, no…