I'm late to the conversation here as I've been pondering it for a few days. I'm not a very good programmer or a bash user, but I can usually understand a script

I'm late to the conversation here as I've been pondering it for a few days. I'm not a very good programmer or a bash user, but I can usually understand a script when I see it. What script or bash alias are you using to do your "note (maybe some text here)"? I'd love to be able to do something similar.