Distance from home in miles, at which point people’s tweets begin declining in expressed happiness ( about the distance expected for a short commute to work).
The percentage of our capacity for happiness that is within our power to change, according to University of California Riverside researcher Sonja Lyubomirsky.
Number of residents out of every 100 who report feeling positive emotions in Paraguay and Panama the most positive countries on the planet.
The percentage of the U.S. population wealthy enough that their feelings of happiness are not affected by fluctuations in Americans’ income equality.
Source: The University of Vermont, The How of Happiness, Gallup,Psychological Science