Alan Watts once said, "Trying to define yourself is like trying to bite your own teeth." Personal identity defines a quality of a human being that makes him or her unique. People must have images of themselves in their own minds, while identifying others with different images. In other words, both internal (mind) and external (body) aspects need to be considered to differentiate one person from another. There are several general philosophical theories about the …showed first 75 words of 419 total…

…showed last 75 words of 419 total…In summary, there are two common theories of personal identity, the soul theory and the memory theory. From the respective arguments of each, the memory theory seems to be a better definition of the term because there is no concrete evidence to prove that a soul really exists or can enter different bodies. If it does not exist, all the aforementioned arguments are void. Therefore, the memory theory is a better explanation of personal identity.