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Continue to ChatOnly 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 Ryle from https://whatsmyquote.com/quote/only-through-the-medium-of-the-public-physical-world-can-the-mind-of-one-person-make-a-difference-to-the-mind