Verse 34

अन्तःसक्तं मनो बद्धं मुक्तं सक्तिविवर्जितम् ।अन्तःसंसक्तिरेवैकं कारणं बन्धमोक्षयोः

In plain words

A mind inwardly attached is bound; one free of attachment is liberated. Inner attachment alone is the single cause of both bondage and mokṣa.