Sayings of St. John Climacus:

The zealous should be especially careful not to condemn the easygoing in case the draw down a worse sentence on themselves. That, I think was why the Lot was justified. Despite the sort of people he lived with, he never seems to have condemned anyone.

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A servant of the Lord stands bodily before men, but mentally he is knocking at the gates of heaven with prayers.

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Hold fast to the blessed and joyful sorrow of holy compunction and do not cease laboring for it until it lifts you high above the things of the world to present you , a cleansed offering, to Christ.

The Ladder of Divine Ascent