I still repeat my seed phrases in my head every morning when i wake up, it's a fun little ritual I have. And havent had to look at that single card for a loooong time. Eventually I burned it too.
Anyway, that's how I did it.
Now just have to hope that you don't suffer from ыomniloquy and don't accidentally say all 12\24 words out loud in your sleep.

This can also happen during a fever during illness or after drinking at a bar.
The phrase "
golden head" in your case can sparkle with new colors. Take care of your head.