अनभिसरतां द्वादशपणो दण्डः अन्यत्र प्लवहीनेभ्यः ॥ कZ_०४.३.०९ ॥
anabhisaratāṃ dvādaśapaṇo daṇḍaḥ anyatra plavahīnebhyaḥ
不施援助者,罚十二波那;惟无任何浮渡手段者除外。
Proportionality and feasibility: the state compels aid but exempts those who cannot safely help due to lack of flotation means.