When a child is born they are born with so much brain capacity it is hard to fathom. As they grow, what is used most is what is built most. If they are shown smiles and hear laughter which is accompanied by warm touches they learn to know these sounds and actions are a comfort. If they are kept in bright lit rooms their eyes develop normally, if they are spoken to often then their hearing is acute. If they are held close to their parent they learn safety. However, if they