In 1981, the year Ronald Reagan became America's 40th President, 44.3 percent of the world lived in extreme poverty (i.e., less than $1.90 per person per day). Last year, it was 9.6 percent.
Even our air is getting cleaner. In the United States, for example, aggregate emissions of six common pollutants (i.e., carbon monoxide, lead, nitrogen dioxide, ozone, fine & coarse particulate matter, and sulfur dioxide) fell by 67% between 1980 and 2016.
World literacy rates have risen to 84 percent and show a strong increase in developing countries within the past twenty-five years. https://buff.ly/2CgP0Fz #education
Before the Enlightenment, Europeans drank alcohol throughout the day. Then, through trade with the Arab world, a transformation occurred: coffee, rich with caffeine, a stimulant, swept across the continent and replaced alcohol, a depressant.