It is the mystery of the creative act that something other than our conscious self takes over.
There was a very serious communist strain among American intellectuals before the war. America was a more tolerant place in those days, and Communists were not treated as pariahs. That ended with the McCarthy era.
I will never do another TV series. It couldn't top I Love Lucy, and I'd be foolish to try. In this business, you have to know when to get off.