When i was a boy of fourteen

When I was a boy of fourteen, my father was so ignorant I could hardly stand to have the old man around.  But when I got to be twenty-one, I was astonished at how much he had learned in seven years.  ~Author unknown, commonly attributed to Mark Twain but no evidence has yet been found for thisquoteinvestigator.com/2010/10/10/twain-father (Thanks, Garson O’Toole!)