"I am not a moral relativist." http://lesswrong.com/lw/t9/no_license_to_be_human/
"I am not a meta-ethical relativist" http://lesswrong.com/lw/t3/the_bedrock_of_morality_arbitrary/mj4
"what is right is a huge computational property—an abstract computation—not tied to the state of anyone's brain, including your own brain." http://lesswrong.com/lw/sm/the_meaning_of_right/
From Costanza's original thread (entire text):
Meta: