The book Factfulness is worth looking at. It points out that in Sweden, in about 1900, there were still open sewers. Lots of people emigrated from there (includ

The book Factfulness is worth looking at. It points out that in Sweden, in about 1900, there were still open sewers. Lots of people emigrated from there (including my great-grandparents) because they believed America was a better choice. It’s remarkable how much improvement can happen in a century.