Who said "The key to happiness is low expectations."?

This quote is attributed to Cosmo Kramer.

The key to happiness is low expectations. - Cosmo Kramer

"The key to happiness is low expectations."

Cosmo Kramer Happiness

"Giddy up!"

"These pretzels are making me thirsty."

"I'm out there Jerry, and I'm loving every minute of it."

"It's not a lie if you believe it."

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."