The document discusses different philosophical perspectives on the self from various thinkers throughout history. It provides summaries of the views of prominent philosophers including Plato, Socrates, Augustine, Aquinas, Descartes, Hume, Kant, Freud on the nature of the self and how it is composed. Their views range from the self being dualistic with both a body and soul, to a bundle of perceptions and experiences, to the role of unconscious influences on behavior. The document aims to examine how one's personal identity is shaped by internal and external factors from these philosophical lenses.