I kind of see myself from ten years ago in this blog post! I also obsessively studied Mandarin Chinese in my late teens for the sheer fun of it, before doing a math undergrad. I even wrote comments on Hacker News about it a decade ago: https://news.ycombinator.com/item?id=7622940 . At the time I had seemingly limitless motivation for grinding away on flashcards and other learning materials. My progress was strong and…
If your purpose is to show off, yes, juggling wins.