This is a white guy saying this, but Buddhism works better (in my opinion) when used as a life philosophy instead of something to be evangelical about. See: the Buddhist - Muslim situation in Sri Lanka, for one
By being extreme about the belief-set and practices, you're going against the spirit of "The Middle Way"
And as Ajahn Chah suggested: not-sure (anicca) and khanti (patient endurance) might be about all you need to do it right