Of all the exercises I think line is gonna be my favorite as far as enjoyment. The art I do for work is very formulaic and doesn't lead to making a ton of expressive lines. But it's so much fun, maybe I'll get a client to get something a bit more experimental

I drew this tangerine! I think my main mistake is that some of the values are hard to distinguish from each other. (Image credit: Mae Mu, https://unsplash.com/photos/orange-fruit-U1iYwZ8Dx7k)