Don't worry about the past. There is ABSOLUTELY No Way to back up & change it anyways...Don't waste time projecting about the future, what 'might' happen. Focus on being positive today, that in itself will take care of the other two. Try to stick with the truth, you'll worry less and sleep better. Respect yourself. If you don't, why would anyone else bother? Simple acts of kindness go a long way. You don't need to be a doormat. A smile, pat on the back~ even a hug are big stuff to those …