veiled language

She says that secular historians of the early Soviet period have overlooked, misunderstood or dismissed the particularly Orthodox Christian content of Patriarch’s responses to Soviet authorities, and this is what she is exploring. Indeed, the secret police themselves labeled his speech as “the veiled language of Tikhon,” because he spoke in Church, canonical and Christian terms that befuddled them, including love of enemies and his responsibility for all who were once baptized, even them. 

- from a researcher at the OCA archives looking at St Tikhon's correspondence in light of his later words to his Soviet interrogators