Since there isn't a single famous book or song by this exact title, here is a variety of ways to develop this content depending on your goal: 1. For a Romantic Message or Letter
Focus on how your life changed from "before" to "after." kochana_kiedy_cie_spotkalem
Spotkałem (masculine form of "I met"). If a woman were saying "when I met you" to a man, it would be: "Kochanie, kiedy Cię spotkałam ." Since there isn't a single famous book or