Parashara said The lowest order, it is proper, should derive their maintenance from the three other orders. Such service, rendered with love and respect, makes them pious.
पराशर उवाच वृत्तिः सकाशाद् वर्णेभ्यस्त्रिभ्यो हीनस्य शोभना। प्रीत्योपनीता निर्दिष्टा धर्मिष्ठान् कुरुते सदा॥