Let us never bestow gifts which may recoil upon us to our shame. As the sum total of friendship consists in making our friends equal to ourselves, we ought to consider the interests of both parties; I must give to him that wants, yet so that I do not want myself; I must help him who is perishing, yet so that I do not perish myself, unless by so doing I can save a great man or a great cause. I must give no benefit which it would disgrace me to ask for. I ought not to make a small benefit appear a great one, nor allow great benefits to be regarded as small; for although it destroys all feeling of gratitude to treat what you give like a creditor, yet you do not reproach a man, but merely set off your ............