Insolence translates directly to "insolence" in English, referring to rude and disrespectful behavior. It's an intriguing word because it often carries a negative connotation.
However, in Dalida's song, it's used to describe the carefree and perhaps naive confidence of young lovers. The lyrics state, "Dans leur inconscience, c'est leur insolence qui parlent pour eux" (In their unconsciousness, it's their insolence that speaks for them), suggesting a boldness that comes from their innocent happiness rather than malice. This nuanced use makes the word particularly captivating.
"Eux" is Dalida watching other people live with an ease she no longer has. "Eux" means "them," and the whole song circles around that word: the joy in their smallest smiles, the carefree unawareness that lets them love without fear. She worries for them, almost enviously, because she knows what that innocence can cost.
Underneath the watching is her own memory. She has loved the way they love now, and it left her with a quiet, tearful goodbye. Watching them live feels like opening a book she already knows the ending of, a story built on a happiness she once had and lost.
By the end, the song settles into that ache: their love is a legend still being written, hers is a dream that already faded. She is glad for them and grieving for herself at the same time.