Many years ago there was an Emperor so exceedingly fond of new clothes that he spent all his money on being well dressed. He cared nothing about reviewing his soldiers, going to the theatre, or going for a ride in his carriage, except to show off his new clothes. He had a coat for every hour of the day, and instead of saying, as one might, about any other ruler, "The King's in council," here they always said. "The Emperor's in his dressing room."
In the great city where he lived, life was always gay. Every day many strangers came to town, and among them one day came two swindlers. They let it be known they were weavers, and they said they could weave the most magnificent fabrics imaginable. Not only were their colors and patterns uncommonly fine, but clothes made of this cloth had a wonderful way of becoming invisible to anyone who was unfit for his office, or who was unusually stupid.
"Those would be just the clothes for me," thought the Emperor. "If I wore them I would be able to discover which men in my empire are unfit for their posts. And I could tell the wise men from the fools. Yes, I certainly must get some of the stuff woven for me right away." He paid the two swindle
For More Reference: Product Design Video