It heartened me to know I could give him the right answer, and so I persisted.

NPR: Chapter 1

"But my boarding pass says that this is my seat, " I persisted.

WSJ: Etgar Keret on a Bumpy, Post-Sept. 11 Plane Ride | Traveler's Tale

The Commons leader "then said that if I persisted in this HMG would be driven to make statements outside the House and not to members (of Parliament)".

BBC: NEWS | UK | Politics | Taking on Prime Minister Thatcher

After watching both my dad and brother suffer from chronic allergies year-round, I was driven to find out why their symptoms persisted well past the pollen season.

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