Americans should be protected from interference with their faith as well as attempts by others to impose their beliefs. The institutions of government and church should be kept far apart, while the political realm is left open to arguments of all sorts, whether based on theism, humanism, or something else.
Snowden has portrayed his accessing, copying and distribution (to selected journalists) of NSA records as acts of conscience-and so they may have been. Civil disobedience is a time-honored form of protest, particularly in a democracy. But civil disobedience is not painless; it is not a get-out-of-jail free card.