 यत्कृत्वा न भवेद्धर्मो न कीर्तिर्न यशो भुवि।।शरीरस्य भवेत्खेदः कस्तत्कर्म समाचरेत्। 
  Who will do such a deed which cannot beget dharma, fame or glory in the world? Who will do such deeds that bring only exhaustion to the body?  