Mahabharata 13.40.42

किं नु शक्यं मया कर्तुं गुरुदाराभिरक्षणेमायावी हि सुरेन्द्रोऽसौ दुर्धर्षश्चापि वीर्यवान्

kiṃ nu śakyaṃ mayā kartuṃ gurudārābhirakṣaṇemāyāvī hi surendro'sau durdharṣaścāpi vīryavān

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