Q : "What is a question?"

Though with only schoolboy French, we do appreciate the double or meta form of the formal reflexive French interrogation :
"What is it that it is (whatever)?"
"Qu' est-ce que c'est (this question)?"

            

lithograph on offset page by CHAM, Le Charivari, Dec. 1869
collection FIAPCE  (Perhaps someone who has acquired the first edition of Das Kapital in German has come to speak? The Paris Commune is formed 15 months later.)

                
Though with only schoolboy Art appreciation, we do appreciate the raised hands of Theatre of the Actors of Regard :
"Does anyone really know what this is?" 
           
 click image to see full image
 (Fifteen months later they formed the Free Pencil Movement.)

                       

Though with only schoolboy Korean Zen, we do appreciate the primary koan of that tradition :
"What is this?"

         

 detail

 A Person Looks At A Work Of Art/
 someone looks at something...

 LOGOS/HA HA