किं शस्त्रं सर्वेषां युक्तिः माता च का धेनुः ।किं नु बलं यद्धैर्यं को मृत्युः यदवधानरहितत्वम् ॥ ४० ॥
In plain words
What is the universal weapon? Sound judgment and tact. What serves as our mother and nourishing cow? Earth or wisdom. What is true strength? Steadfast courage. And what is death itself? Mindless heedlessness.
Close to the Sanskrit
What is the weapon for all? Prudence. And what is mother and cow? What indeed is strength which is courage? What is death? That which is lack of mindfulness.