[rightwingcrazy]

“To the contemporary left, everything comes down to a didactic world groups that have power and that groups that do not.”

I think he means “dialectic” here, not “didactic”.

[marktwain]

Didactic: in the manner of a teacher, particularly so as to treat someone in a patronizing way. "slow-paced, didactic lecturing"

Seems to fit. The left is certainly patronizing.