1.No matter what I do,it's always because of you(Whatever I do,I do it for you).So,for his sake,I am willing to give up this relationship.
2.Please forgive what I have done.I actually do it just for your sake.
3.As long as you own joy,as long as you are happy,I am ready to give up this relationship.
4.I am willing to give up this love,for you.
5.I give up love,because I love.