Beyond the "assembly" character that is proper, worshiping in the temple and in the community, Christianity also embraces the domestic character that was inherent in Roman paganism, which officially worshiped distant divinities but managed with domestic spirituality with the caring spirits of the home. Sacred images soon became a constituent element of the new religion, and with the modern age, Protestantism deplored their use in temples, but tolerated them for particular devotion, while the Catholic Church flagged it with educational and persuasive eagerness. A sign of distinction was to have a home oratory, but also the humble ones have prayed at home and in the family, without the need for grand altars. Home religion and a place of clandestine prayer when times have not been conducive to the public expression of religious sentiment. The omnipresence of God implies, after all, that any space can be fit for the believer's thing, which only has to open the door to his "inner castle"...