There are three key traits: nonconformity, accountability, and self-control. The common thread among them is having “a personal system that continuously evolves.” For example, when faced with negative events, some people only complain and vent, spreading emotional negativity without making changes. Others, while they might grumble or curse, never stop upgrading their system, working to eliminate the possibility of encountering similar issues in the future. Let’s break down the specific traits...