The sheep grew a little woolier, a little more dirty as Goliath remembered sheep from his time in Scotland. He'd seen them more there than Elisa had in Manhattan.

He considered pointing out that he had never known a sheep to be particularly effective at jumping - but that was clearly not the point. So far, though, the only thing this technique was accomplishing was causing him to think in detail about sheep. Which was, in its own way, dull enough to encourage sleep.

He pictured one jumping. Then another.

Yes. Absolutely dull enough to encourage sleep.