Schall on Barcelona and jihad

The debate goes on concerning what it means to be a Muslim and what the Qur’an really says about the use of violence to spread the faith. But a bottomline assessment is this: “The formal rejection of any basic element in the Qur’an, like the call for jihad, would imply that we can reject the original text as handed down from Allah.” When a Muslin does that, is he still a Muslim?