sketch pose, play games with good artistic direction to give you idea. When you have no inpiration it's mostly because you don't have the knowledge yet to draw what you want in that case you just need to practice
LoL. Ofc there way more ways to do coffee than 1. Way more. U can get totally different taste using different methods. Well u can even get totally different taste using same method by adjusting grind, adjusting technique, temperature, time etc.
I´ve been practising Kung Fu since I was four years old, and no regrets. You have different types of combat, even with one weapon you have different forms of fight, you can learn combinations of movements and go to exhibitions... They teach you a lot of discipline as well.