For example, he wanted to make the liturgy more accessible to the faithful and his genius was to involve music. Thus was born Gregorian chant. In the same spirit he invented the notion of purgatory. He was particularly concerned with what should happen when a sinner received absolution from a priest, and had been instructed in a programme of ‘satisfaction’, as it was called, but died before the programme could be completed. To Gregory, it would be grossly unfair to condemn such a person to hell, but at the same time he or she could not go to heaven, since it would be wrong to admit that person
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