It makes sense to be paranoid.

This thing is trying to be one of the most paranoid devices on the planet.

We don't want to make people overly paranoid here. You can reduce your risk of getting colds and flu by a few simple actions. You are always gambling with germs. You just want to keep the odds in your favor.

Only the Paranoid Survive...

Every paranoid person is right at least once, said the tall sergeant. When he dies.

He had used the work in its Pickwickian sense . . . he had merely considered him a humbug in a Pickwickian point of view.