What should you say to someone who is grieving?
Say something true and specific rather than polished: name the person who died, share a memory of them, or simply say you are here and do not know what to say. Grieving people consistently report that presence and specificity help, while explanations, silver linings, and any sentence beginning with "at least" quietly hurt.
Most people go silent around the grieving not from coldness but from fear of saying the wrong thing. The result is worse than a clumsy sentence: the bereaved person watches people vanish exactly when the world already feels emptied. So the first rule is simply: say something.
What lands
The person's name. Bereaved people often report that hearing the name of the person who died is a relief, not a wound; the wound is everyone acting as if they never existed. A memory, however small: "I still think about the time she talked the waiter into singing." An honest admission: "I don't know what to say, but I didn't want to say nothing." And offers with a handle on them: not "let me know if you need anything" (they won't), but "I'm bringing food Thursday, do you want company with it or just the food?"
What quietly hurts
Anything that explains the loss (everything happens for a reason), ranks it (at least you had fifty years, at least you have other children), schedules it (you'll feel better by spring, time heals), or assigns homework (you need to be strong, they'd want you to be happy). Each one asks the griever to manage YOUR discomfort. Grief researcher George Bonanno's work on resilience also cuts the other way here: if the person seems okay, they may genuinely be okay; telling someone they must be suppressing something is its own kind of harm. There is no required sequence of stages they should be performing.
When you already said the wrong thing
Repair beats retreat. "I said 'at least' the other day and I've regretted it since. I'm sorry. I just miss him too and didn't know where to put it." That sentence deepens a friendship; disappearing ends one.
The long game matters more than the funeral
Support floods in for two weeks and evaporates by week six, precisely when the casseroles stop and the quiet starts. Put a note in your calendar for two months out, and for the person's birthday. A message that says "thinking about you today, no need to reply" on the first anniversary is worth more than anything said at the service.
See also: Bonanno (2009) The Other Side of Sadness on resilience; Stroebe & Schut (1999) on oscillation, which explains why a grieving friend can laugh at dinner and cry in the car, and needs no commentary on either.