I love Spanish traditions, and one of my favourites is eating UVAS at MEDIANOCHE on NOCHE VIEJA (GRAPES at MIDNIGHT on NEW YEAR’S EVE. )
In my experience over the years teaching Spanish, most textbooks and learning programmes present the MASCULINE form of nouns and pronouns first, and expect the FEMININE form to be understood by osmosis!
Never too old!
I know it’s a cliché, but it is really, really true. You are never too old to learn a new language. Moreover, it’s even beneficial