A kind of mystic insanity or imbalance experienced only by mages. Revised Edition & Mage20 define categories of Quiet. Some Mage books define Quiet as a mage subject to standard human insanities. The idea came from Wizard's Twilight in Ars Magica.
Quiet was divided into 3 parts in Revised Edition: Clarity, Madness, Jhor. Mage20 renames Clarity as Denial & Jhor as Morbidity.
Is struggling against one’s Avatar a cause of Quiet in mages?