sentences:  Bernard also wrote the life of Blessed Christopher of Cahors inserted in the "Chronica XXIV Generalium" (ed.Quaracchi, 1897, 161–173) and is very probably the author of the "Speculum Disciplinae" and of the "Epistola ad Quendam Novitium" erroneously attributed to St. Bonaventure (See Bonav.Opera Omnia ed.