It's no delusion at all. The delusion is in pretending science is in agreement where it is not. Add to that the pride in asserting evolution as the only viable world view where science is concerned and you have a maliferous delusion. You are free to maintain it if you please, but please do not expect the rest of the world to do the same.
I've asked this before and have gotten no response-
Please like to a source showing scientists on a large scale regecting evolution.