When I did plays in high school and college, I never remember memorizing my lines, but once I had blocking, I had all my lines memorized. Once I had movement associated with words, it was fine. Before I had blocking, it was just text on a page. Once it became embodied, it was much easier.
The history of modern art is also the history of the progressive loss of art's audience. Art has increasingly become the concern of the artist and the bafflement of the public.