Mahabharata 8.51.74

अपयानकृतोत्साहो निराशश्चापि जीवितेतस्थौ सुविह्वलः संख्ये प्रहारजनितश्रमः

apayānakṛtotsāho nirāśaścāpi jīvitetasthau suvihvalaḥ saṃkhye prahārajanitaśramaḥ

Our plain-language meaning of this verse is waiting for scholar review.