Variable literally translates to "variable" in English. While it might seem like a common word, its use in this song is quite unique and thought-provoking.
Revolverheld uses it metaphorically to describe a child's profound impact on the singer's life, stating, "Du bist die Variable in meinem System" (You are the variable in my system). This highlights how the child is the unpredictable, yet essential, element that brings meaning and understanding to the singer's existence, making it a deeply engaging and memorable choice.
Revolverheld's "Das Größte" is such a heartfelt song, all about how one person can completely change your world for the better. The singer talks about how this person has "mich so verändert / Wie nichts zuvor" [changed me like nothing before], admitting they didn't even know such a feeling existed! It's clear this individual is constantly on their mind, influencing "jedem Gedanken / Jedes Gefühl" [every thought, every feeling]. They even bring comfort when the singer can't sleep at night.
What I love is how the song describes this person as "die Variable / In meinem System" [the variable in my system], suggesting they're the essential element that makes everything make sense. The singer says without them, they'd "das Leben / Niemals verstehen" [never understand life]. It's a beautiful expression of profound love and gratitude, acknowledging that this person makes their heart "noch viel weiter und weich" [much wider and softer] and makes difficult times easy. They even see their own flaws reflected in this person, saying "wenn ich mit dir schimpfe / Schimpf' ich mit mir" [when I scold you, I scold myself]. It's a really sweet and honest look at how someone can become the most important thing on Earth to you.