यथात्मनस्तथान्येषां दारा रक्ष्या विपश्चिता | धर्ममर्थं वा कामं वा शिष्टाश्शास्त्रेष्वनागतम् || ३-५०-८
Just like one's own, the wise should protect other's wives. Even if they are not declared in sastras, learned men determine the path of dharma artha and kama,..... - [3-50-8]