The Conferences: How dejection and accidie generally arise without any external provocation, as in the case of other faults. Such is the heading which Gazet gives. Petschenig edits "De ira atque tristitia, quod inter accedentia vitia plerumque [non] inveniantur;" where "non" is his own insertion, and as he frankly tells us, the heading does not suit the chapter · Theoria