Our bodies belong to the physical realm, they change, their imperfect and they die. Our souls however belong to the ideal realm, they are unchanging and immortal, surviving the death of the body
The thinking, reasoning self and the physical body are radically distinct entities that have a complicated and problematic relationship with one another
Reason is the soul's tool to achieve this exalted state. But as long as the soul is tied to the body, this quest for wisdom is inhibited by the imperfection of the physical realm
The soul is likened to a wingedchariot drawn by two powerful horses: a white horse, representing Spirit, and a black horse, embodying Appetite. The charioteer is Reason, whose task is to guide the chariot to the eternal realm by controlling the two independent-minded horses
Widely considered the "founder of modern philosophy". Brought an entirely new—and thoroughly modern—perspective to philosophy in general and the self in particular
To develop the most informed and well-grounded beliefs about human existence, we need to be clear about the thinking instrument we are employing. If our thinking instrument is flawed, then it is likely that our conclusions will be flawed as well
Committing yourself to a wholesale and systematic doubting of all things you have been taught to simply accept without question is the only way to achieve clear and well-reasoned conclusions
A person is a thinking, intelligent being who has the abilities to reason and to reflect. Consciousness— being aware that we are thinking—always accompanies thinking and is an essential part of the thinking process
The essence of the self is its conscious awareness of itself as a thinking, reasoning, reflectingidentity. But this in no way means that this self is necessarily imbedded in a single substance or soul—it might very well take up residence in any number of substances or souls
If we carefully examine the contents of our experience, we find that there are only two distinct entities, "impressions" and "ideas". Nowhere among them is the sensation of a "constantandinvariable" self that exists as a unified identity over the course of our lives
"a kind of theatre, where several perceptions successively make their appearance; pass, repass, glide away, and mingle in an infinite variety of postures and situations"
Contains basicinstinctual drives, traumatic memories, unfulfilled wishes and childhood fantasies, thoughts and feelings that would be considered sociallytaboo