Guest guest Posted April 6, 2005 Report Share Posted April 6, 2005 If we accept that meditation is conducive to enlightenment, and that the moments when meditation appears " in daily life " are moments when negative states are wholly absent, then we get a new definition of enlightenment. THE COMPLETE ABSENCE OF ALL UNPLEASANT SUBJECTIVE STATES. This is why it takes such unrelenting efforts. Fear, for example, is a powerful adaptive ally. Each thing that enters our perception is 'scanned' to see if it's a threat or not. A threat to our social status, self-esteem, livlihood, authority, or even our lives, when we have to. Becoming enlightened would mean not doing this any longer. To stop 'scanning for danger' will mean changing the bunches of pathways ( " matrices of neurons " ) that support the human sense of self, because both 'you' and 'your fear' share crucial brain parts. ...... The spectrum of human 'types' is very wide, and if there are those whose negativity is special enough that they need to be locked away, then there will also be those whose positivity will be equally special. ..... The absence of negativity as a definition for enlightenment is consistent with most Hindu and Buddhist teachings, ...... One clue for looking at the enlightened state in terms of the brain is that it can happen gradually or suddenly. The Zen Buddhist tradition even goes so far as to categorize enlightenment in these very terms. ....... GRADUAL ENLIGHTENMENT IS EASILY EXPLAINED IN TERMS OF MORE ORDINARY NEURAL MECHANISMS. The consistent practice conditions the individual to suppress negativity, so that more positive (and adaptive) emotional and cognitive responses can appear. Over time, changes on the smallest levels of brain activity (such as synaptogenesis, kindling, synaptic dropout, etc.) alters the sense of self that relies on our thoughts and feelings. Change the brain parts where 'self' happens gradually, and you will slowly change the sense of self. Change them quickly, and 'you' will, too . ..... It might be a good idea to look at what the phrase 'sense of self' means. The sense of self, whatever else it is, is disturbed in 'disorders of self'. These are the ones where a person's identity is lost in their symptoms. Schizophrenia and dissociation are just two examples. These are now being found to involve specific disturbances in the limbic system. Further, there is a characteristic EEG SIGNATURE that occurs in waking and in dreams, states in which the SELF IS COHERENT ENOUGH TO PROCESS PRESENT EXPERIENCE INTO MEMORIES. IT'S CALLED THE 40 HZ COMPONENT, AND IT INVOLVES THE LIMBIC SYSTEM, TOO. Another limbic set of phenomena is hallucinations. Limbic stimulation has elicited hallucinations in scores of studies, using a variety of stimulation techniques. The limbic system is heavily intergrown with the surface of the temporal lobes, and there are even maps of the temporal lobes, showing what areas are most likely to yield which kinds of hallucinations. So, following the rule of science that the simplest explanation is probably the closest to the truth, two things about the sense of self stand out. One is that the sense of self is partly made up of language. Although it's different for each person, we maintain a constant stream of inner dialog, talking to ourselves. ...... THE SECOND SIMPLE THING ABOUT THE SENSE OF SELF IS THAT IT MAY BE AN HALLUCINATION. THE BRAIN PARTS THAT SUPPORT IT ARE ALSO THE ONES BEHIND HALLUCINATIONS. And, in looking for the human 'self,' science is coming up empty-handed. Cognitive science understands quite a lot about the modalities in which it operates, but not much about what holds them together. There is some understanding about the brain's activity keeping consciousness 'bound' together, but the mechanism that makes us feel we are real to ourselves is still something of a mystery. What we can talk about this area is the sense of self. We experience ourselves as real the same way we experience anything else. Through our senses. But which sense do we use to perceive our " self " ? The answer I suggest is that there is a sense, that uses all the neural substrates of the other senses as it's organs, and that has no 'percept'. INSTEAD, IT ONLY HALLUCINATES. AND IT HAS ONLY ONE HALLUCINATION. THE SELF. Or rather, the selves. We have two of them, one on each side of the brain. The one on the left (where the language centers are) is the most active, so our experience of ourselves is shaped by words. Our own inner dialog and the words we hear from others. The one on the right, the silent 'self' is constantly overwhelmed by the verbal 'self'. It remains subordinate. ....... Quote Link to comment Share on other sites More sharing options...
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