The son of Kunti, Yudhishthira, himself does not seek the welfare of the Pandavas so much as this foremost of men Keshava (Krishna) does.
न तद् ध्यायति कौन्तेयः पाण्डुपुत्रो युधिष्ठिरः। यथैषां पुरुषव्याघ्रः श्रेयो ध्यायति केशवः॥