Three famous quotes

These three quotes are logically related to each other. Have you figured out their logical connections? ;-)

UNIX is simple, it just takes a genius to understand its simplicity. ---Dennis Ritchie

This suit of clothes is invisible to those unfit for their positions, stupid, or incompetent. ---the emperor's weavers

If you can't explain it to a six year old, you don't understand it yourself. ---Albert Einstein