Only through the medium of the public physical world can the mind of one person make a difference to the mind of another. The mind is in its own place and in each of us lies an inner life, the life of a ghostly Robinson Crusoe. People can see, hear, and jolt one another's bodies, but they are irremediably blind and deaf to the workings of one another's minds
Gilbert RyleWhen the epistemologists' concept of consciousness first became popular, it seems to have been in part a transformed application of the Protestant notion of conscience."Consciousness" was imported to play in the mental world the role played by light in the mechanical world.
Gilbert RyleIt is of first-rate importance to notice from the start that stupidity is not the same thing, or the same sort of thing, as ignorance. There is no incompatibility between being well-informed and being silly, and a person who has a good nose for arguments or jokes may have a bad head for facts.
Gilbert Ryle