"The creation of scepticism creates the requirement that we infer from the mental to the physical" (source section 'Scepticism')

"The problem of qualia (ie., subjective experience) arises only when I am making inferences about the external world." ...

"a presumption that our thoughts and beliefs about objects and principles and the world at large are the result of a logical inference from sensations to beliefs. We now know that there is no such inference." (source section 'Intentionality')

"There is no principle of logic or reason that will allow an inference from concrete experience to abstract universal. " (source section 'Mind')