Another useful way of thinking about things. What's weather and what's not? What is beyond our control and what is not? How do we decide? The risk is in expending ourselves against something insurmountable, on the one end, and expending ourselves unnecessarily against something surmountable, on the other.
"People are happiest and healthiest when there is an optimal fit between self and environment, and this fit can be substantially improved by altering the self to fit the world" (Rothbaum, Weisz, & Snyder, 1982).
Fit self to world or world to self?