Millénaire translates to "millennium". It's a grand and evocative word that immediately sets a tone of vast time and significant events.
In the context of the Avengers: Endgame trailer, it's used by Iron Man to express how long it feels since he was in a dire situation, saying, "J'ai l'impression que ça remonte à un millénaire" (It feels like it goes back a millennium). This word perfectly captures the epic scale and the passage of time central to the film's narrative.
Imagine Tony Stark floating in space, recording a heartfelt message that mixes nostalgia with iron-clad determination. In these French lyrics, the speaker reflects on the long journey from that first cave in Afghanistan to the moment he realized how deeply he loves someone back on Earth. Time may feel ancient, but his memories are vivid: he promised no more surprises, yet wishes he could pull off one final miracle. The world has changed beyond recognition; the past cannot be undone, yet hope glimmers in a single, fragile chance to start over.
Against the backdrop of cosmic loss, the chorus "Quel qu'en soit le prix" (whatever it takes) hammers home the heroes’ vow to honor those who vanished. The song celebrates unwavering responsibility, unbreakable loyalty, and the power of love that fuels impossible missions. Even when grief whispers that moving on is easier, the Avengers spirit insists on forging ahead, no matter the cost. It is an anthem for anyone who believes that if you still have one sliver of hope, you fight for it—suiting up, stepping out, and saving the day with a smile because, deep down, "Elle me plaît."