His 'persistence' in asking for a raise was finally rewarded.
He admired her dogged 'persistence' in pursuing the job.
The 'persistence of' the rash worried him.
(..) Wow. I've never thought about that. And since it's in a quantum state, it would maintain an infinite persistence. Groundbreaking revelations, tropical drinks. Tell me this isn't like the best episode of You may have actually (..)2016 TvShow: The Big Bang Theory Title: The Positive Negative Reaction Season: 9 Episode 16