Do not respond. He is going to have to hit rock bottom. Let him go. Let him experience the complete loss of you and his family.

What boundaries do you put in place. What were the consequences if he continued the affair.

If you do not have any. You must set them now and live by them. For the life your living right now is not fair to the both of you.

Flowers always make people better, happier, and more helpful; they are sunshine, food and medicine for the soul.
unconditional love is awesome!