when the three ultimate words that become sedative when the mood is hesitant with the he "dating must meet"

when the three ultimate words that become sedative when the mood is hesitant with the he "dating must meet" that often sounded when someone is falling in love, being broken Love but still hope, is falling Love but restraint to be together, or-or feeling others. Maybe it's like a tranquilizing sentence for a mood that is wondering what to do for the Love she feels