He gave a rueful laugh, turning the pick over in his hands. “Wanden olstrum end kendesorum.”
It was the first part of a Fjerdan saying, The water hears and understands. It sounded kind enough, but Matthias knew that Nina would be familiar with the rest of it.
“Isen ne bejstrum,” she finished. The water hears and understands. The ice does not forgive. 

                                        -Six of Crows by Leigh Bardugo-