It's not, I know weight discrimination exists. I have no use for that link :/
It tells me exceptions exist, yes.
exceptions? ok
Yes I tend to do that, sorry. I'm always hiding behind science and reason to support my arguments.
Except you aren't even doing that. Your argument is "I'm not attracted to fat people because my instincts tell me so" my argument "well your personal preferences are more shaped by your culture than what you think of as instincts" your response "nuh-uh!". That isn't science it's dogma.