- He drew breath to protest, but I said, "It is a simple invention from my world.

Briefly he found himself marveling that such a simple invention as a bottle filled with burning oil could wreak so much damage.

The Downy fabric-softener ball has to be one of the simplest inventions ever.

That's the chair, an invention so simple that even a discarded milk crate will do, yet we never stop refining the design.

As pliers in the general sense are an ancient and simple invention, no single point in history, or inventor, can be credited.

The younger man also was taken with the process: "I have seen a wonderful, yet simple, invention.

This lobby seemed a perfectly simple invention, with nothing particularly cunning about it.

When you return to Earth, perhaps you will spread the word that many of the 'known facts' about me are simple invention.

"It was a political invention pure and simple," Mr. Knobel said recently.

It wasn't a simple robotic invention, you know; not just like that.