Your younger self doesn’t have to be a future state of your present self, you just have to induce it, eg, being your own father or grandfather. Your younger sel

Your younger self doesn’t have to be a future state of your present self, you just have to induce it, eg, being your own father or grandfather. Your younger self doesn’t have to be in your future if you allow some overlap (father) or short gap (grandfather) on the circle.