It was important enough to repeat as many times as Cassian needed to hear it - he was safe with her, and his wants and needs were never going to be ignored.

Jyn didn't know what was wrong with wanting - she wanted Cassian all the time, wanted so much with him, even though she could hardly say that those wants would come to pass. She wanted a future together, a life, she wanted -

"What do you want, Cassian? Why does it worry you?"