Berkeley expounded a position known as philosophical idealism. He was concerned to respond to what he saw as the skeptical consequences of. Berkeley"s critique focused on a denial of the distinction between primary and secondary qualities. Berkeley"s main arguments involved: inseparability of primary and secondary qualities. The variability that we witness with respect to secondary qualities applies to. The force of the argument is to claim that if secondary qualities aren"t really in bodies, neither are primary qualities: resemblance. Berkeley challenges locke"s claim that our experiences (ideas) of primary qualities resemble the qualities in the object itself. We are acquainted only with our own experiences. We can never compare our experiences of the chair, say, with the chair as it is apart form experience: causality. It is quality-less since it is what conceived allegedly houses the qualities: rather than remain in a position of skepticism regarding such a realm.