Infectious Happiness on a train 12/18/2011
Infectious Happiness of the Day: Social experiment aboard a Berlin U-Bahn train: One passenger starts laughing, ostensibly at something she sees on her smartphone. Soon, the entire car is rollicking like a bunch of carefree children. Then, just like that, you are too. 4 Comments | SPONSORSpollArchivesMarch 2012 CategoriesAll |

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