Thirukkural

இன்றி அமையாச் சிறப்பின ஆயினும் குன்ற வருப விடல்.

Indri Amaiyaach Chirappina Aayinum Kundra Varupa Vital

Actions that would degrade (one's) family should not be done; though they may be so important that not doing them would end in death