(no subject)

Simon shrugged. "For a time, my sister was the only person intelligent enough to keep up with me. My parents, my tutors, they knew more, but they didn't think as quickly. River and I were very close because no-one else could keep up."

"And then she was taken," Kaylee said sympathetically, only to be surprised by Simon's sudden smile.

"No, then she surpassed me."