Debunking the Atheist Professor

His primary goal for one required class was to spend the entire semester attempting to prove that ______ couldn't exist

The professor of philosophy was a deeply committed ______

His students were always afraid to argue with him because of his impeccable ______

For twenty years, he had taught this class and no one had ever had the ______ to go against him

At the end of every semester on the last day, he would say to his class of 300 students, 'If there is anyone here who still believes in God, ______ up'