When you go for mockery, you expose nothing of yourself. You take no serious positions. It’s like slathering your cherished beliefs in Crisco before you get into the ring to debate – the other side can’t grab hold of anything. About three tweets into the exchange, I decided to deliberately avoid almost anything substantive and just make his life miserable. I found I could make the point that his positions were untenable, but I did nothing constructive. I only contributed to the overall chaos of the general debate.