tayor na vaśam āgacchet
tau hy asya paripanthinau
indriyasya — of the senses; indriyasya arthe — in the sense objects; rāga — attachment; dveṣau — also detachment; vyavasthitau — put under regulations; tayoḥ — of them; na — never; vaśam — control; āgacchet — one should come; tau — those; hi — certainly; asya — his; paripanthinau — stumbling blocks.
There are principles to regulate attachment and aversion pertaining to the senses and their objects. One should not come under the control of such attachment and aversion, because they are stumbling blocks on the path of self-realization.
. . .
इन्द्रियस्येन्द्रियस्यार्थे रागद्वेषौ व्यवस्थितौ ।
तयोर्न वशमागच्छेत्तौ ह्यस्य परिपन्थिनौ ॥ ३४ ॥