I am not interested to know whether vivisection produces results that are profitable to the human race or doesn't...The pain which it inflicts upon unconsenting animals is the basis of my enmity toward it, and it is to me sufficient justification of the enmity without looking further.
...the person that had took a bull by the tail once had learnt sixty or seventy times as much as a person that hadn't, and said a person that started in to carry a cat home by the tail was getting knowledge that was always going to be useful to him, and warn't ever going to grow dim or doubtful. Chances are, he isn't likely to carry the cat that way again, either. But if he wants to, I say let him!
There's something in it when a body like the widow or the parson prays, but it don't work for me, and I reckon it don't work for only just the right kind.