A cardinal principle of Total Quality escapes too many managers: you cannot continuously improve interdependent systems and processes until you progressively perfect interdependent, interpersonal relationships.
In the John Paul II days, Cardinal Joseph Ratzinger had the advantage of staying in his cupboard - the Congregation for the Doctrine of the Faith - exchanging views only with the Pope, and speaking publicly only through carefully written missives on doctrinal issues.
When the depressive psychosis has become manifest, its cardinal feature seems to be a mental inhibition which renders a rapport between the patient and the external world more difficult.
The cardinal rule for any performer is that they should know themselves before they enter the spotlight, and I didn't. I was just Neil and I did what I was supposed to do. I was supposed to get married, so I got married. I was supposed to get a job, so I looked for work.