1 ;;Quote: to convince unbelievers, need a philosophical proof of the existence of God and the nature of the soul

8 ;;Quote: the mind is distinct from the body because the body is always divisible but the mind is indivisible

13 ;;Quote: Descartes starts with a skeptical attitude; God is an evil genius that deceives us through our senses, like dreaming

17 ;;Quote: even though God deceives me, I must exist because I am aware of the possiblity of deception

18 ;;Quote: while senses may be false, thoughts must exist; so I am a thing that thinks, doubts, understands, imagines, senses

20 ;;Quote: even though we distinctly perceive bodies, they are changeable in all aspects except our perception of their existence; e.g., a piece of wax

21 ;;Quote: since things change, they are perceived by mind alone; self perception is the clearest of all

27 ;;Quote: the cause of an effect must have at least as much reality or perfection as the effect

30 ;;Quote: God exists because only an infinite, perfect being can be the ultimate cause of a thing that thinks and has the idea of God

33 ;;Quote: the ideas of God and oneself are innate

33 ;;Quote: if man is created in the image of God then can use the same facility for awareness of both

35 ;;Quote: can know things because a perfect God is not a deceiver; similarly, our willing and understanding is perfect when it comes from God

38 ;;Quote: errors occur because the will extends beyond the intellect and our understanding; also sin and deception

38 ;;Quote: everything that one clearly and distinctly perceives is necessarily true

45 ;;Quote: one can know certainly and fully countless things about God, intellectual matters, nature, and mathematics

45 ;;Quote: if material things are objects of pure mathematics, they must exist because mathematical objects are clearly perceived

49 ;;Quote: corporeal things exist because sensing is real, it happens against my will, and it can't be from a deceptive God

50 ;;Quote: although the senses can be confused, corporeal things contain what is clearly understand; at least as the objects of pure mathematics

50 ;;Quote: since God is not a deceiver, there must be a faculty for rectifying any falsity about the nature of particular things

50 ;;Quote: pain, hunger, etc. demonstrate that one's self and one's body are tightly joined into a single thing; not intellect in isolation

53 ;;Quote: mind different from body because the mind is always indivisible but a body is always divisible

54 ;;Quote: the senses can be deceived because the body effects the mind indirectly through other parts of the body

56 ;;Quote: the life of man is vulnerable to errors regarding particular things because of the need to get things done