Try and not be so harsh on yourself

Let's admit it, we all hit slumps with weight loss. Sometimes life just gets ahead of us wether is would be school, work, or family issues. If I could write a small letter to myself at a younger age, I would say lose the weight for your health, not vanity and try and not take the little things in life personally. If you could write a few words to yourself at a younger age, what would you say?