To what degree is your life free will? Neuroscience shows that your brain often unconsciously makes up its mind several seconds before you are consciously aware of it, but that doesn't mean there's nothing you can do to shape your own destiny.
https://yourmeaninginlife.com/blog/neuroscience-and-determinism
You can always find a reason to complain, and you can always find a reason to be grateful. The former will lead to a miserable life; the latter will lead to a more pleasant life.
https://yourmeaninginlife.com/blog/it-will-always-be-something
There are many misconceptions about how important growth is to your life, from what kinds of growth are possible, whose growth is meaningful, and how growth is meaningful even in the face of endings and death.
https://yourmeaninginlife.com/blog/misconceptions-about-growth-oriented-meaning