According to Bhagavatgita lord krishna has said oruthar oda caste avanga kitta iruka theramaiya (abilities)porutha dhan decide pannapadum by birth decide pannapadadhu... aana generation maara maara adhu namaa thapaa purinjukitom...... oru sila naatla por naala, paasi nalla manushanga saguranga... inga innum sila per caste caste nu aduchukiduranga....epo therundhaporangalo...