In Paradise, as always: that which causes the sin and that which recognizes it for what it is are one. The clear conscience is Evil, which is so entirely victorious that it does not any longer consider the leap from left to right necessary.
The concept of "mental health" in our society is defined largely by the extent to which an individual behaves in accord with the needs of the system and does so without showing signs of stress.
We feel that our actions are voluntary when they follow a decision and involuntary when they happen without decision. But if a decision itself were voluntary every decision would have to be preceded by a decision to decide - An infinite regression which fortunately does not occur. Oddly enough, if we had to decide to decide, we would not be free to decide
The observer of the soul cannot penetrate into the soul, but there doubtless is a margin where he comes into contact with it. Recognition of this contact is the fact that even the soul does not know of itself. Hence it must remain unknown. That would be sad only if there were anything apart from the soul, but there is nothing else.