 Because the faithful are obliged to attend Mass unless there is a grave <unk> , <unk> have the corresponding duty to offer everyone the real possibility of fulfilling the precept . ... Yet more than a precept , the observance should be seen as a need rising from the depths of Christian life . It is <unk> important that all the faithful should be convinced that they cannot live their faith or share fully in the life of the Christian community unless they take part regularly in the Sunday <unk> assembly . 
