And the response
Were I to respond to the original author (and I might here eventually) [Update: Response Part I, and Response Part II] I would take issue with a lot of his points. I'll just respond to one here, becomes it is brought up a lot by people who make similar arguments:
The author quotes Maimonides - and takes the same quote that many people who areanti-circumcision like to quote from "The Guide tothe Perplexed" [3.49 (118a), 609] in which Maimonides expressed how circumcisiondecreases physical sensitivity.
But their quotation of Maimonides is always incomplete, and therefore intellectually dishonest. Maimonides is coming from the perspective that there is a lot more to life than "running like chickens to one's bedroom."
In the part they don't quote, Maimonides outlines why we circumcise. Avraham was the first to recognize the power of the male "drive" and the need to have other pursuits in life [see Hilchot De'ot 3:2]. More importantly, in his day (certainly before any notion of routine circumcision that exists in the
The covenant forged with Avraham, in which God agreed "to be a God for you and for your children after you" [as described in Bereshit 17] is the source for declaring God's oneness.
[As to Maimonides' real reason for why we circumcise, see here]