streekgeek – if you subscribe to orthodox judaism, then halacha = morality. Any distinctions between the two is saying either 1. torah is not misinai or 2. you know better than god. Neither of those statement allows one to remain within “the klal.”
Where do you believe Perkei Avos fits?
Also see here:
http://www.theyeshivaworld.com/coffeeroom/topic/why-i-am-also-still-frum/page/4#post-484051