kvacic ca duḥsahena kāyābhyantara-vahninā gṛhīta-sāraḥ sva- kuṭumbāya krudhyati.

kvacit ca-and sometimes; duhsahena-unbearable; kaya-abhyantara-vahnina-because of the fire of hunger and thirst within the body; grhita-sarah-whose patience is exhausted; sva-kutumbaya-unto his own family members; krudhyati-he becomes angry.