Who said "The measure of intelligence is the ability to change."?

This quote is attributed to Christopher Peterson.

The measure of intelligence is the ability to change. - Christopher Peterson

"The measure of intelligence is the ability to change."

Christopher Peterson

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."