Sentence:  Indeed we should say , <WSD>on</WSD> the contrary , that the accident of our later discovery made no difference whatever to the badness of the animal 's pain , that it would have been every whit as bad whether a chance passer-by happened later to discover the body and feel repugnance or not . 
Meaning of the word marked with <WSD> tags:  contrary to expectations; on the contrary, he went out with his friends"