"All of humanity's problems stem from man's inability to sit quietly in a room alone." This is normally used as "look at me I meditate" virtue signaling but it has a depressive truth: The default answer to "What r u doing?" absent busy-ness is: "Slowly dying." Not easy to do..
Pascal's quote above is similar to the plot of the novel Ishmael as well as themes from Harari's Sapiens. E.g. the hunter-gatherer-wanderer (mostly idle, Abel) life was happier than the constantly working farmer life. (Cain)