sentences:  What is meant by the statement is that people are (1) defined only insofar as they act and (2) that they are responsible for their actions.To clarify, it can be said that a person who acts cruelly towards other people is, by that act, defined as a cruel person and in that same instance, they (as opposed to their genes, for instance) are defined as being responsible for being this cruel person.Of course, the more positive therapeutic aspect of this is also implied