Here is a great read from the New York Times about how we are afraid of introspection, of our own thoughts, and how we try to avoid them at all costs by being busy.
The majority of participants reported that they found it unpleasant to be alone in a room with their thoughts for just 6 to 15 minutes.
It didn’t matter if the subjects engaged in the contemplative exercise at home or in the laboratory, or if they were given suggestions of what to think about, like a coming vacation; they just didn’t like being in their own heads.
One of my favourite theologians, Louis C.K., says it this way:
You need to build an ability to be yourself and not be doing something