Abba Joseph, a desert father, was approached by Abba Lot, who informed him that he had kept his rule of prayer, fasted, purified his thoughts, and lived peaceably—what more could he do? Abba Joseph held out his hands toward heaven, fingers extended, and said, “You can become fire.” Each fingertip blazed like a candle. Abba Joseph’s point was that the younger monk could be set ablaze by the Holy Spirit. [source]