"The Secret of Happiness"

"The Secret of Happiness is low expectations." ~ Barry Schwartz

 Define the word "expectations"

Expectations - a belief that someone will or should achieve something"

Define the who

Who decides the will and/or should?

Society?
Yourself?

How much is really society?  Most?  50%?

Not sure if I believe the quote but it's worth taking a turn on the merry-go-round that is my brain.