Fasting is a central practice in the life of the Orthodox Christian, woven into the rhythms of the liturgical year and the fabric of personal spiritual discipline. While the practice itself is familiar, its deeper meaning is often illuminated by the profound insights of the Church Fathers. Drawing on their wisdom, we can rediscover fasting not merely as a dietary change, but as a path to spiritual transformation.
3 minutes
The purpose of fasting: More than abstinence
St. John Chrysostom, one of the most beloved preachers of the early Church, reminds us that the true fast is not simply abstaining from food, but also from sin: “Let the mouth fast from foul words and unjust criticism. For what does it profit if we abstain from birds and fishes, but bite and devour our brothers and sisters?” His words invite us to view fasting as holistic—encompassing our thoughts, words, and deeds.
St. Basil the Great, another pillar of patristic teaching, emphasizes that fasting restores us to our original dignity. He writes, “Fasting is the change of every part of our life. Because the sacrifice of the fast is not the abstinence from food, but the estrangement from sins.” Fasting, then, is inseparable from repentance.
Fasting and the healing of the soul
For the Fathers, fasting is not an end in itself, but a means to heal the soul. St. Isaac the Syrian teaches, “If you cannot fast, at least keep yourself from sin. If you are not able to keep vigil, at least guard your thoughts from evil.” The discipline of fasting is meant to quiet the passions, so that the heart can be more attentive to prayer and receptive to God’s grace.
St. Gregory the Theologian writes that fasting brings clarity: “Fasting cures diseases, drives out demons, chases away impure thoughts, makes the mind clearer, the heart purer.” This patristic perspective frames fasting as a medicine for the spiritual life, treating not just the body but the soul’s ailments.
Fasting and the life of love
The Fathers consistently warn against pride or judgment in fasting. St. Maximus the Confessor argues that the fruit of fasting should be love, humility, and mercy: “Fasting is wonderful, because it tramples our sins like a dirty weed, while it cultivates and raises truth in the soil of our heart. But fasting is only the beginning; it is the gateway to a life of virtue.”
St. John Chrysostom also insists that almsgiving and compassion must accompany fasting: “Do you fast? Give me proof of it by your works. If you see a poor man, take pity on him… Let not only the mouth fast, but also the eye, and the ear, and the feet, and the hands, and all the members of our bodies.”
Practical Applications for the Modern Orthodox Christian
The patristic vision of fasting challenges us to approach this discipline with depth and intentionality. It is not a checklist or a mere tradition, but an invitation to transformation. In the context of modern life—with its busyness, distractions, and unique challenges—the Fathers encourage us to prioritize the spirit of fasting over the letter, always striving for repentance, humility, and love.
As we enter each fasting season, let us heed the counsel of the Fathers: fast from food as we are able, but also from anger, slander, and judgment. Let our fasting be joined to prayer and acts of mercy. In this way, our external discipline will bear the fruit of internal renewal, drawing us closer to the likeness of Christ.
References:
- St. John Chrysostom, Homilies on Fasting
- St. Basil the Great, On Fasting
- St. Gregory the Theologian, Orations
- St. Maximus the Confessor, Centuries on Charity
- St. Isaac the Syrian, Ascetical Homilies
Keep Reading: Fasting in the Modern World: Living the Fast at Work and School