Remembering, then, this disposition of things we ought to go to be instructed, not that we may change the constitution of things- for we have not the power to do it, nor is it better that we should have the power-but in order that, as the things around us are what they are and by nature exist, we may maintain our minds in harmony with them things which happen. For can we escape from men? and how is it possible? And if we associate with them, can we chance them? Who gives us the power? What then remains, or what method is discovered of holding commerce with them? Is there such a method by which they shall do what seems fit to them, and we not the less shall be in a mood which is conformable to nature?