1. I made no such claim. I said that there exists a tendency towards post-modernism. This isn't even remotely similar to saying "the left is predominantly postmodernist.

2. Post-modernism has such an established presence within the ideology of the political left that it has its own sub-entry on the wikipedia entry, "Left-wing politics"

3. Anything can achieve mind-killing status if you let it kill your mind. I refuse to allow the inability of others to address a topic sanely to prevent me from discussing that topic.

Please reconsider your position. It is uncalled for and inappropriate. A more-nuanced reading of my posts thus-far will reveal that you have misunderstood my statement.