"Try another Subtraction sum. Take a bone from a dog: what...

"Try another Subtraction sum. Take a bone from a dog: what remains?" [asked the Red Queen] Alice considered. "The bone wouldn't remain, of course, if I took it-and the dog wouldn't remain; it would come to bite me-and I'm sure I shouldn't remain!" "Then you think nothing would remain?" said the Red Queen. "I think that's the answer." "Wrong, as usual," said the Red Queen, "the dog's temper would remain."