Why Lawyers Shouldn't Skip Science

-Breyer: All animals in the park. No animals in the park doesn't necessarily apply to a pet oyster, OK. And so ...

-Unidentified voice: "Well, it's not an animal."

-Breyer. "Thank you. An oyster in my course in biology is an animal, all right. Maybe in yours it was a rock, or a vegetable or a mineral."

From here.