Her "condition" was in no way apparent, and no one would have known a thing about it but for her persistence in making it the subject of conversation.
The persistence of the infatuation lent it an aspect of genuineness.
He could speak a little Spanish, and also a language which nobody understood, unless it was the mocking-bird that hung on the other side of the door, whistling his fluty notes out upon the breeze with maddening persistence.
You see that I have persistence.
There are no more uses of "persistence" in the book.
Show samples from other sources
The majority of men meet with failure because of their lack of persistence in creating new plans to take the place of those which fail.
The art of love ... is largely the art of persistence.