Comment 3

If the cake baker can refuse flowers for a gay wedding, can flowers be refused for any wedding involving an arranged marriage (common southern asian practice), or for any wedding involving a minor, or for a divorced person, or for two people who are not virgins, or for a wedding involving someone not born in the USA, or for …  

What is it about protecting people of different skin colors or religions different from discrimination in the public market places that does not also apply to LGBT people who want to get married?