When we are capable of self-awareness, it’s usually for very brief periods of time: the ‘window of consciousness’, during which we can hold a thought or work out a problem, tends to be open on average for roughly seven seconds. What neuroscientists (and it must be said, most contemporary philosophers) almost never notice, however, is that the great exception to this is when we’re talking to someone else. In conversation, we can hold thoughts and reflect on problems sometimes for hours on end. This is of course why so often, even if we’re trying to figure something out by ourselves, we imagine
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