Isaac is retired from pulling a sleigh. He's still very well-disciplined, though, and is gentle and rarely barks.

"Like dogs in a wheel, birds in a cage, or squirrels in a chain, ambitious men still climb and climb, with great labor, and incessant anxiety, but never reach the top." --Robert Burton

This great-looking kid is Kenny. He likes to explore.

He likes dogs - and has a very energetic dog at home to keep up with. (Isaac, like many retirees, is willing to spend a lot of time relaxing.)

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