He chuckled at Inigo trying to head him off. "All you need to know is that living things are made of cells. Even you. You can see them with the microscope."

That was nice and easy wasn't it?

"What's interesting about that, in particular, is that it's different from other leaves I've seen. There's something different about Irivar and while I don't understand what it is yet, I can tell that much. That makes it interesting on that reason alone."