"The Blessed Lord said: One who is unattached to the fruits of his work and who works as he is obligated is in the renounced order of life, and he is the true mystic: not he who lights no fire and performs no work." BG 6.1
http://www.krishnapath.org/free-ebooks-audiobooks-of-srila-prabhupada/bhagavad-gita-as-it-is-original-1972-macmillan-edition/
