Sitting quietly

> I have often said that the sole cause of man’s unhappiness is that he does not know how to stay quietly in his own room. A man wealthy enough for life’s needs would never leave home to go to sea or besiege some fortress if he knew how to stay at home and enjoy it.
Blaise Pascal, Pensees, VIII, 136

*Update*: apparently [sitting alone is so unpleasant that people would rather give themselves electric shocks](