हृत्स्थो वायुस्सदा वह्नेर्दीपकस्सोऽनुपावकः ।। स बाह्याभ्यंतरो व्यापी वायुस्सर्वगतो महान् ।। ४ ।।
The wind within the heart kindles the fire. It is favourable to the fire. It blows within and without. It is all pervasive. It is great and it spreads everywhere.