“It is impossible to live without failing at something unless you live so cautiously that you might as well not have lived at all - in which case, you fail by default.”
Do what you love. If you aren’t successful at it, at least at the end of your life you will have done something you enjoyed. The worst alternative is compromising, and doing something you don’t love… and what happens if you fail at that? You will die having failed at something you hate.
If everyone just tried to make everything a little better, imagine how the world would be…