
There is no more marvelous organ in the body than the human eye. After evolutionary ages, the eye has become probably the most exquisitely adjusted, perfectly controlled and wholly extraordinary of all our organs. It has the strength and endurance, normally, to give perfect service for a long lifetime. Its function of sight is a channel through which you know the world you live in, the chief instrumentality in doing your work. The function of sight is unexplainable. We know that we see, but how we see no one knows. We do not see with our eyes, but with a…