People are discouraged from expressing pride in their work, pride in their community or, God-forbid, pride in one's country.
They only thing we can have pride in is fetishes.
The left is exercising a type of manipulation called dialectic. It is a game where one argues from negations and paradoxes. Dialectics turns the world into an ugly place.
Thanks for the comment and support. That's an interesting point, and you made me want to research that form of argument.