“तपो न कल्कोऽध्ययनं न कल्कः स्वाभाविको वेदविधिर्न कल्कः।
प्रसह्य वित्ताहरणं न कल्क स्तान्येव भावोपहतानि कल्कः।।

Asceticism [...] studying [...] the natural rules of Vedas [...] and exertion to acquire wealth is not a sin. These become sins when they are abused.”