"He stood up straight and looked the world squarely in the fields and hills. To add weight to his words he stuck the rabbit bone in his hair. He spre… - Douglas Adams

The air was stifling, but he liked it because it was stifling city air, full of excitingly unpleasant smells, dangerous music, and the distant sound of warring police tribes.

"What's the problem Earthman?" said Zaphod, now transferring his attention to the animal's enormous rump.

"I just don't want to eat an animal that's standing here inviting me to," said Arthur, "it's heartless."

"Better than eating an animal that doesn't want to be eaten," said Zaphod.

"That's not the point," Arthur protested. Then he thought about it for a moment. "Alright," he said, "maybe it is the point. I don't care, I'm not going to think about it now. I'll just ... er ..."

The Universe raged about him in its death throes.

"I think I'll just have a green salad," he muttered.

"May I urge you to consider my liver?" asked the animal, "it must be very rich and tender by now, I've been force-feeding myself for months."

"A green salad," said Arthur emphatically.

"A green salad?" said the animal, rolling his eyes disapprovingly at Arthur.

"Are you going to tell me," said Arthur, "that I shouldn't have green salad?"

"Well," said the animal, "I know many vegetables that are very clear on that point. Which is why it was eventually decided to cut through the whole tangled problem and breed an animal that actually wanted to be eaten and was capable of saying so clearly and distinctly. And here I am."

It managed a very slight bow.

"Glass of water please," said Arthur.

Humans are not proud of their ancestors, and rarely invite them round to dinner.