You do not settle whether an argument is justified by merely showing that it is of some use. The distinction is not between useful and useless experiments but between barbarous and civilized behaviour. Vivisection is a social evil because if it advances human knowledge, it does so at the expense of human character.
What a heartbreaking job it is trying to combine authors for their own protection... the first lesson I learned was that when you take the field for the authors you will be safer without a breastplate than without a backplate.
And so, to the end of history, murder shall breed murder, always in the name of right and honor and peace, until the gods are tired of blood and create a race that can understand.
I hope you have lost your good looks, for while they last any fool can adore you, and the adoration of fools is bad for the soul. No, give me a ruined complexion and a lost figure and sixteen chins on a farmyard of Crow's feet and an obvious wig. Then you shall see me coming out strong.