At same time, religion mistrusted when it comes to public power. Politics shouldn't be used to advance religious doctrine. Therefore govt shouldn't punish someone for doing something they have no choice but do. Also, religious leader could not stop himself from using public power to advance doctrines. Prophylactic approach to religion and govt.
Religion ranks higher on the protection scale.
Religious beliefs defied only at high personal cost. Note that importance of religion might mean something different today than it did to the founders. Schizophrenic approach to religious freedom. Note that Madison wanted constitutional protection of secular conscious, but that was defeated in the Senate. Why should religious group receive worse treatment from school than other, secular groups.