As a general on duty on Kutuzov’s staff, he applied himself to business with zeal and perseverance and surprised Kutuzov by his willingness and accuracy in work.
…thoroughly conversant with that unwritten code with which he had been so pleased at Olmutz and according to which an ensign might rank incomparably higher than a general, and according to which what was needed for success in the service was not effort or work, or courage, or perseverance, but only the knowledge of how to get on with those who can grant rewards, and he was himself often surprised at the rapidity of his success and at the inability of others to understand these things.
There are no more uses of "perseverance" in the book.
Show samples from other sources
Her perseverance was finally rewarded.
. . . let us run with perseverance the race marked out for us.