Who said "To be philosophical is to be earnest about living well."?

This quote is attributed to Christopher Peterson.

To be philosophical is to be earnest about living well. - Christopher Peterson

"To be philosophical is to be earnest about living well."

Christopher Peterson Philosophy

Psychologist American 1950–2012

"Other people matter."

"The good life is not a static state. It is a direction."

"What you do with your life is up to you. Fish for trout, accept it."

"Positive psychology takes seriously the fact that people want more than just to not be miserable."

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."