Among the really strong, physical strength does not count, O son of Kuru and all the sons of Pandu, who are endued with the strength of the gods, are strong.
न बलं बलिनां मध्ये बलं भवति कौरव। बलवन्तो हि ते सर्वे पाण्डवा देवविक्रमाः॥