if time flies and spirits recovered

why must a person be made with memories? and further more, why can't we just be who we are without sticking oursleves into them, because as we all know, memories are made to be good and at the same time bad. if ever you get stuck between your own feelings and the feelings corrupted with memories, would you ever want to choose?
today i have learnt that even the longest long forgotten memories are worthy of a second thought, and a third,...and before you know it, it wil glued itself to your thoughts each step of the way,..
but is it wrong to release yourself and actually feel like the memories carry your strength away, while in the other hand you have all the future, waiting to be reached and achieved.