"Thank the Old Gods for that," Sansa says. "From what you have told us - what the Wildlings have told us - those commanded by him are not so easily slain and we will need far more dragonglass than we'll ever have at Winterfell along with our steel."

A half truth. Jon gets the dragonglass and more besides. Sansa despises lying to him because he is her brother, her truest companion here in Thorne, but she must so that she can protect him.

"We must make our magic stronger if we hope to keep Nott and the others safe from everything that might happen. It seems to be our best weapon."