Methinks, keeping from doing any injury to any animal is a cardinal virtue. Even an untruth might behold but never an animal ought be slain.
प्राणिनामवधस्तात सर्वज्यायान् मतो मम। अनृतां वा वदेद् वाचं न तु हिंस्यात् कथञ्चन॥