Mickey Peterson's blog/book Mastering Emacs is where I wish I had started.

https://www.masteringemacs.org/article/beginners-guide-to-em...

Sacha Chua maintains a blog roll with a huge part of the Emacs community represented, also: https://planet.emacslife.com/

Also everything Prot writes is great, here's his getting started guide: https://protesilaos.com/codelog/2024-11-28-basic-emacs-confi...