Is life of mankind improving? Do we become more optimistic? What is the rate of change? Are we depressed? Are we happy? Are we going to have more problems in the future then ever? The best way to know it is as usual just to look at the data.
Thanks to Google for exposure of this data. Our main tools are going to be Google Trends for short term analysis and Ngram Viewer for deeper and more general view into human behavior change.
Are we happy? Are we happier ever? Are we going to be happy tomorrow? Let’s check!