Einstein's Theory on Happiness

Greetings,
I came across an interesting article that highlighted an auction on Albert Einstein's "Theory on Happiness".  If you'd like to read more on Einstein's idea as well as the amount of money it fetched at auction, check out this New York Times article:
https://www.nytimes.com/2017/10/25/world/middleeast/einstein-theory-of-happiness.html?action=click&contentCollection=Opinion&module=Trending&version=Full&region=Marginalia&pgtype=article