REALISM - What we perceive are physical
objects which exist independently of our minds.
We perceive what is really out there - either
directly or indirectly.
Direct Realism
"Common sense view"
- Naive?
+ Intuitive - makes sense to admit this is how we
perceive the world as this is how we talk about our
perceptions - we can't give an account of experience
without talking about physical objects.
Argument from Illusion
RESPONSE
Argument from hallucination
RESPONSE
Argument from Perceptual Variation
RESPONSE
Time Lag Argument
RESPONSE
INDIRECT REALISM
We perceive objects which exist mind-independently but only through SENSE-DATA which are caused by and represent physical objects.
SENSE DATA =
Arguments in favour of IR:
IDEALISM - What we perceive
are mental things - ideas of
some kind.