Brain surgery is a terrible profession. If I did not feel it will become different in my lifetime, I should hate it.
Wilder PenfieldAlthough the content of consciousness depends in large measure on neuronal activity, awareness itself does not.To me, it seems more and more reasonable to suggest that the mind may be a distinct and different essence.
Wilder PenfieldMy plea to educators and parents is that they should give some thought to the nature of the brain of a child, for the brain is a living mechanism, not a machine. In case of breakdown, it can substitute one of its parts for the function of another. But it has its limitations. It is subject to inexorable change with the passage of time.
Wilder Penfield