/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: AshleyCohen1 https://public.slidesharecdn.com/v2/images/profile-picture.png Nothing is given to man on earth except potential and the material on which to actualize it. The potential is a superlative machine: his consciousness; but it is a machine with out a spark plug, a machine which his own will has to be the spark plug