Principlev1
Treat beliefs about skill malleability as directly trainable
Treat beliefs about skill malleability as directly trainable rather than fixed personality traits, because those beliefs determine whether skill-building effort will be invested.
Why This Is a Principle
Derives from People interpret failure as either evidence about their (interpretation of failure affects outcomes). The principle prescribes actively training growth mindset beliefs as a prerequisite to other skill development. It's actionable (you can teach mindset), general (applies across domains), and derived rather than foundational.