Radio was, in a way, a very philosophical medium. You could make an argument on the radio, and people listened to it. Television is already harder because people's attention span becomes shorter with television. Cut to a commercial and all that.
We waded so gently and reverently, or we pulled together so smoothly, that the fishes of thought were not scared from the stream, nor feared any angler on the bank, but came and went grandly, like the clouds which came and went on the western sky, and the mother-o'-pearl flocks which sometimes form and dissolve there.