Idleness is not just a vacation, an indulgence or a vice; it is as indispensable to the brain as vitamin D is to the body, and deprived of it we suff… - Cal Newport

The premise of this chapter is that by cultivating a high-quality leisure life first, it will become easier to minimize low-quality digital diversions later.

In Lynn White Jr.’s study of the stirrup we find a classic example of a technology introduced for a simple reason (to make riding horses easier) leading to vast and complicated consequences never imagined by its inventors (the rise of medieval feudalism). In the second half of the twentieth century, many scholars in the field of the philosophy of technology began to research similar case studies of unintended consequences. Over time, this idea that tools can sometimes drive human behavior became known as technological determinism.

recognize a truth embraced by the most productive and important personalities of generations past: A deep life is a good life.