Difficult, maybe. But not impossible, I'm sure.

( If life might be borne from stone, this boy might ride any animal he may choose with the right equipment. It's common sense, in her mind. )

It very well may be, though I choose my own course.

I can understand why, in a sense: we will face a horded of dead men led by an abomination should we return to Westeros. But there must be more than these assigned tasks to do in this world.