The other week, when I realized the fundamental was . and ? - I
   thought hm, . explains itself - the point within which all is
   self-contained. But what is the ? come from? So, I found out.
   17th century for ? then the letter q then went way back in time
   to ancient eqypt. and found a shape of a circle with a line on
   the top and bottom but not the middle. The sound it represented
   is one we don't u...se in english: The voiceless uvular stop. A
   choking sound. The STOP. A wall. The dangly thing in the back of
   your throat.: what does that look like when you open your mouth?
   A Q - just flip it around and dangle the tail down."