"But if we make up an entirely new one, we won't be able to use it if we meet someone else who can only speak using sign language," James argued. "It made Georgie light up that I wanted to learn, and she can hear and talk and everything. Just figure what it'd be like to not be able to, surrounded all the time by people who don't know and didn't bother to figure how to talk to you."
He was perhaps getting a bit too passionate about his argument.