There were something's Nyx knew that she might never get use to. Perhaps her greatest weakness had been her aversion to touch, until Larek. She would perhaps never admit how terrified she had been throughout Castor's incubation. She had never sought to have children, had been terrified that she be able to be even a passable mother. 

That worry seemed to have, if not abated, lessened since Castor had hatched. She smiled at Larek as Castor made excitable noises, "he seems to be"

(What's the early stages of a deacons development like?)