They keep small rituals alive

The morning coffee. The Friday evening walk. The Sunday check-in over whatever meal they cook together. The small, regular rituals that constitute the rhythm of a shared week. Long-lasting couples treat these rituals with a kind of superstition — not literally, but with an instinct that protecting them matters, that allowing them to erode under the pressure of busyness represents a loss of something important. Routine gets a bad reputation in romance, but routine is also the skeleton that keeps the body of love standing. Without rituals, a relationship is just a series of events. Rituals create a through-line — a set of recurring moments that mark the week and remind both people of the particular texture of this specific partnership. The rituals don't have to be significant; their significance comes from their regularity and their belonging exclusively to the two of you. Protect the small ones. They're doing more structural work than they appear to.