It's a great exercise to imagine that conversation with our younger selves. I've done it myself, in poetry. I found it deeply cathartic. I wouldn't change my past, but that wounded younger me is held tenderly wrapped in the joys of my now.

Here's my old conversation if you're interested: https://medium.com/the-power-of-poetry/to-the-me-who-was-2ad086a322f8