These are excerpts and elaborations from my book "The Nature of Consciousness"
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Emotional Questions? The amygdala is a major
center for the creation of emotions. Animals whose amygdala was removed showed
no emotions. It turns out, though, that
the neurons of the amygdala are continuously generating what appear to be
emotional states, just like the heart beats all the time. This goes against our belief that emotions
are due to our reaction to external stimuli.
Instead we seem to be producing emotions all the time, regardless of the
external stimuli. Are emotions just like
phenotypic variations, antibodies and neural connections? Are they produced
randomly all the time and then the environment (the situation)
"selects" which ones get to survive? Could emotions be yet
another Darwinian system? Emotions are useful for my
survival in the world. But do “I” also have to "feel" the emotion?
Couldn't the brain just send a signal to the organs without bothering “me”? Why
am I aware of it? A possibility is that being
aware of an emotion means that the self can preempt the mechanic activation of
a response in cases in which it would be counterproductive. Sometimes fear or
hunger can lead us to actions that we may regret. If we were not aware of our
emotions, we would not be able to stop the consequent actions. Do emotions need a brain to
occur? Presumably they don't need a brain as complex as ours. I feel pain in my
foot. I feel anguish in my heart. There really isn't any need for an additional
piece of body. If the brain is the place where emotions communicate with the
"I", then that would explain why emotions also need a brain. How did we come to build
such complex emotions as, say, love? Love for a child is relatively easy to
explain. But love for a woman is often a rather convoluted and turbulent
affair. Most of the emotions that we feel during a day would be hard to be
categorized as simple "fear" or "love" or "pain".
Are they "evolutionary" consequences of primitive emotions (just like
a human brain is the evolutionary consequence of primitive nervous systems),
which are now part of our genetic program, or are they "social"
consequences of interaction with other emotional beings: are they innate or
acquired? How is a complex emotion formed from more elementary emotions? What is the advantage of
building more and more complex emotions? Could it be that more complex emotions
express a better balance of reason and instinct? Back to the beginning of the chapter "Emotion" | Back to the index of all chapters |
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