Arnold Schwarzenegger Says a Happy Life Boils Down to These 4 Words. Psychology Agrees With Him

Arnold Schwarzenegger’s four-word life motto sounds simple, but psychologists insist it encapsulates a lot of research-backed wisdom.

Arnold Schwarzenegger Says a Happy Life Boils Down to These 4 Words. Psychology Agrees With Him

Arnold Schwarzenegger’s four-word life motto sounds simple, but psychologists insist it encapsulates a lot of research-backed wisdom.