The spiritual virtue of a sacrament is like light; although it passes among the impure, it is not polluted.

The spiritual virtue of a sacrament is like light; although it passes among the impure, it is not polluted.

圣礼的精神美德就像光;它虽经过污秽之地，却未受污染。

-- Saint Aurelius Augustine 圣奥勒留奥古斯丁