The concept of Neural Darwinism

The concept of Neural Darwinism simply means that the circuits that get the appropriate input from the environment will develop optimally and the ones that don't will either not develop Brain Pills optimally or perhaps not at all. If you take a child with perfectly good eyes at birth and you put him in a dark room for five years he will be blind thereafter for the rest of his life because the circuits of vision require light waves for their development,
http://thedropnet.com/brain-pills/