Sentence:  It is idle to ask why we are no longer disturbed if somebody , <WSD>professing</WSD> the deepest piety , decides anew that it is of no importance whether or not Christ transformed the water into wine at eleven A. M. on the third of August , A. D. 32 . 
Meaning of the word marked with <WSD> tags:  practice as a profession, teach, or claim to be knowledgeable about