कर्मण्येवाधिकारस्ते मा फलेषु कदाचन।
मा कर्मफलहेतुर्भूर्मा ते सङ्गोऽस्त्वकर्मणि॥You have the right to perform your duty, but never to its fruits. Let not the fruits of action be your motive, nor let your attachment be to inaction.
Bhagavad Gita 1.2Read Full Verse