Abstract: What happens to reality when we perceive the world through our sensory filters? What is the mental content? How can we be sure that what we perceive is what that really exist? These are some of the questions this article is dealing with, attempting at the same time an overview of perception -reality problem through classic philosophical examples.

Keywords: Philosophy of mind, realism, idealism, perception, qualia

Gounaris, Α. (2011). Cognition and Reality. Litteraterra. v4. Pp 47- 62. Retrieved February 6th, 2019 from https://alkisgounaris.gr/en/archives/cognition-and-reality/