Theories don’t give final true knowledge. Theories give a way of looking. The very word theoria in Greek means theater. It’s sort of a theater in the mind that gives insight. Science is involved in a perceptual enterprise.
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The world's spiritual geniuses seem to discover universally that the mind's muddy river, this ceaseless flow of trivia and trash, cannot be dammed, and that trying to dam it is a waste of effort that might lead to madness. Instead you must allow the muddy river to flow unheeded in the dim channels of consciousness; you raise your sights; you look along it, mildly, acknowledging its presence without interest and gazing beyond it into the realm of the real where subjects and objects act and rest purely, without utterance.