Interesting, maybe it shows that welbeing is not sufficient for a good life. People strive for struggle and progress. Even in hardship, in war, they may feel uninited, fulfilled, and motivated. It just would be better if this drive was not expressed in physical violence.
Inertial systems are all equal in a certain relevant here sense, if there is no need for account for your movement relative to Sun, Galaxy, CMB, or anything else. Yes, in this sense, Sun also rotates around Earth.