Hey Mike, you've already answered your own question. If you really care for this lady, why not try again? Leave the past in the past. First of all, you both need to talk, to see what you both want from the two of you being together. If you both have common ground, it'd be worth a try? The worst thing in life is when you say: " If only? " Well, you've reached such a point. Trust, is the key item. Talk with the lady, see how the two of you both feel? Good luck!