Verse 52

सर्वत्रासक्तमाशान्तमनन्तमिव संस्थितम् ।असत्कल्पं सदाभासं सुखायैव मनो भवेत्

In plain words

A mind unattached everywhere, wholly at peace, abiding as though infinite, all but unreal yet bearing the semblance of being -- such a mind makes for happiness alone.