Letters of St. Basil the Great

You owe me a good turn. For I lent you a kindness, which I ought to get back with interest;—a kind of interest, this, which our Lord does not refuse. Pay me, then, my friend, by paying me a visit. So much for the capital; what of the increment? It is the fact of the visit being paid by you, who are a man as much superior to me, as fathers are better than children.