Thirukkural

ஆரா இயற்கை அவாநீப்பின் அந்நிலையே பேரா இயற்கை தரும்.

Aaraa Iyarkai Avaaneeppin Annilaiye Peraa Iyarkai Tharum

The removal of desire, whose nature it is never to be satisfied, will immediately confer a nature that can never be changed