It means that what happens in the life of the other person matters to me. Communion of life is part of the joy of love, and I often speak here about the joys and richness of the life I share with my wife and children. Of course I put forth our best side, hopefully in a realistic way. And I speak of some of the peculiar circumstances that we must suffer. But we are also very ordinary, and have all the problems of ordinary life and human relationships. These kinds of challenges are not very "topical," but they make up the stuff of most of human life.
And if she fails me, do I make space in my heart to forgive her? Can I embrace the suffering that it causes me, with a merciful heart, and surround her with merciful love? Do I know that my own failures and my own suffering are surrounded and embraced and carried by a merciful Heart? Jesus I trust in You.
Eileen is preparing something in the kitchen, I am writing, the children are playing, maybe John Paul is doing his homework. What are we hoping for, and what weighs upon us? We are mysteries even to ourselves. Tomorrow is in the hands of God. This moment is His gift to me. O Lord, give me the strength to love.