Verse 54

स्पर्शनाय निजे तत्त्वे यदि जाता त्वगुन्मुखी ।तत्कोयं स्यादहं नाम कुपिशाच इवोदितः

In plain words

If the skin, true to its own nature, has simply turned toward touch - then who is this 'I' that arises there, like some evil spirit?