be adept with both the pen and the sword; (a man) versed in both literature and military affairs; be endowed with civil and martial virtues; be famous for literary grace and warlike exploits
S. is onlymore than 200 sealssoldiersin active service, theyall master of pen and sword, fitness, becausemostlyat night, for theeyesightrequirementsas fighterpilots.