You walk into a room flip a switch, its bright. You move out, flip again, its dark. SURE it works but you are missing the big picture. Lighting isn't there to make sure that you don't trip over the carpet in the middle of the floor; there is much more to it.
Transcending the realm of mere functionality, lighting has an undeniable esthetic value, the powers of enhancing the decor of any room and setting a mood unique to any situation. Now an appropriate lamp can make all the difference. Lights come in variety of shapes, styles, finishes and can elevate a room from drab to dramatic with a flip of a switch.
In short the key to lighting is:
Proper lighting enhances Beauty, creates Mood, Pacifies or excites Emotions. Good Lighting attracts customers, makes work place more productive, safer and much more. ..