I'm sorry for your discrimination, but we are not comparing Christian discrimination to other forms of discrimination. It is just a basic statement that Christians have been discriminated against, as have basically any group you can think of. Even vegetables, I mean, there are a lot of kids...
Why leave Catholicism? It is one of the true Christian churches. Many people on here like to criticize Catholicism, but that is because they don't understand it. You're only 15, take the time to learn and understand more of your religion...