“Because the actor always moves among and in relation to other acting beings, he is never merely a "doer" but always and at the same time a sufferer. To do and to suffer are like opposite sides of the same coin, and the story that an act starts is composed of its consequent deeds and sufferings. These consequences are boundless, because action, though it may proceed from nowhere, so to speak, acts into a medium where every reaction becomes a chain reaction and where every process is the cause of new processes”