He lets her pull away without fighting it, instead moving to put one hand in his pocket and crossing the other behind her, settling it on her hip. It's a little too close for outside, but it's a warning as such that he intends to take them home. Mostly because they have four minutes to get the tribbles out of their box before they exceed critical mass.

"Certainly not you? And what's the point of working so hard if it means being denied a happy ending, Kathy? Certainly not the pleasure of watching your own children grow, I grant you, but the children of your extended family? How many of your crew do you suppose will name you godmother? How many christenings will you see? How many of the most famous days of Starfleet's golden age will be events you grace with your presence? And of course, the golden age of the Continuum. There are momentous days to come, Kathryn, and for you - for any mortal - that should be happy ending enough."

A flash, midstep, and they emerge in the front room of their apartment, where Q gently takes the grip of the carrier from her hand.

"Life is about the journey, not the destination."