Mark Twain said this quote

“ A dog is der Hund the dog; a women is die Frau the wom[an]; a horse is das Pferd, the horse; now you put that dog in the Genitive case, & is he the same dog he was before? No sir; he is das Hundes; put him in the Dative case & what is he? Why, he is dem Hund. Now you snatch him into the accusative case & how is it with him? Why he is den Hunden? ... Read moreBut suppose he happens to be twins & you have to pluralize him – what then? Why sir they’ll swap that twin dog around thro’ the four cases till he’ll think he’s an entire International Dog Show all in his own person. I don’t like dogs, but I wouldn’t treat a dog like that. I wouldn’t even treat a borrowed dog that way. ”