Johnson had the human condition pegged some 258 years ago. There is no perfect sublunary existence for any of us, and dissatisfaction with some aspect of our life is the permanent condition of each and every human being. This outlook isn’t at all depressing. It’s actually consolatory to know that we are all dissatisfied with someone or something. I will try to get my own children to read this as young adults so they have reasonable expectations for life. E.g. marriage, finance, etc