I do not see any such creature in this world that supports life without doing any act of injury to others. Animals live upon animals, the stronger upon the weaker.
न हि पश्यामि जीवन्तं लोके कञ्चिदहिंसया। सत्त्वैः सत्त्वा हि जीवन्ति दुर्बलैर्बलवत्तराः॥