Show the difficulty of intro something entirely new to users the city boy a having his first sight of a city park and be yelled to his mother oh see the kitty in the tree it was not a cat but a big gray I 1 squirrel yet the boy thought it was I 1 a cat because he knew ol 01 no other animal resembling it when we who are starting new kinds ot work try to explain what it Is we find that many people begin to think of some old work that resembles in some way our work the resemblance may be only a shadow of the imagination but it Is easier for the conservative to hang on to that than to believe in something they do not know about have I 1 asked you this question how would you describe a peach to an Esqui maux who had neer seen one and provided you had neither peach nor picture to exhibit some days I 1 perspire while trying to get my ideas into the other man s language |