“Experience should be gained before one reaches forty, so a wise man has said. After forty it is permissible for one to comment. I venture to say that the reverse might apply in my case. No one under forty was more certain of his theories and no one more willing to elucidate them than I was. No one knew better or could visualize more. But now that I am somewhat older I have become rather more cautious. The experience that I have gained, and which I am still sorting out, is of such a kind that I am unwilling to express myself on the art of the filmmaker. I know for a fact that my work involves technical skill and mental ability, but I know, too, that even my greatest experience will be uninteresting to others, except perhaps to the potential filmmaker. Moreover, it is my opinion that an artist’s…