Legions of writers - from Dale Carnegie to Napoleon Hill to Norman Vincent Peale to Anthony Robbins - have touted the value of positive mental attitude. Scores of rah-rah speakers evangelize on the doctrine of believing in ourselves.
All of that is important. But sound thinking requires more than a rosy outlook and a dose of self-esteem. Sound thinking requires a mindset - or orientation - that’s both receptive to fresh (even contrary) ideas and accepting of the notion that most of us can be more creative than we’ve ever dreamed.