Highly recommend:
Leisure: The Basis of Culture by Josef Pieper
https://www.themarginalian.org/2015/08/10/leisure-the-basis-...
Leisure: The Basis of Culture by Josef Pieper
https://www.themarginalian.org/2015/08/10/leisure-the-basis-...
In Praise of Idleness and The Conquest of Happiness both by Bertrand Russell.
On Doing Nothing by J.B.Priestly