However, this idea still requires further discussion and regarding safety.

But the idea is very speculative and would require an enormous amount of money.

Difficult, original ideas, he said, require new and difficult language.

The following ideas require only the right materials and a little ingenuity.

But those ideas would require constant regulatory scrutiny that many government officials oppose.

Political ideas have always required simple, if not simple-minded, presentation.

The basic idea of the story requires certain people to be present.

The idea does require legislative approval, however, and early reaction was mixed.

An extraordinary man does have the right, within himself, to "overstep" the law if his ideas require it.

But union leaders said they recognized that new educational ideas required similar ground-breaking moves on their part.