How do you measure a personality? What are its constraints? It appears to me that I am more than my brain. I have a body that I think I can control. If you def

How do you measure a personality? What are its constraints? It appears to me that I am more than my brain. I have a body that I think I can control. If you define "you" as a sequence of states of matter, then the rest of your body should count too. >So the person you are right now is variable, depending on the state of your brain. So with that has a fundamental fact, who are you really but the state of your brain at the moment? This feels a bit circular to me.