Linda Howard couldn't just sit there; her nature demanded that she take some sort of action.

The very nature of his job demanded that he not let anyone get close enough to touch him emotionally.

He was rigid about security; the very nature of the project demanded it.

We all do what we have to, because our nature demands it.

The nature of the beast demanded control be maintained even after death.

The very nature of their business demanded that the strongest lead.

And there would have to be a deal made: the nature of things demanded it.

But he said the nature of Israeli society demanded finding a way to do it.

For unlike other projects, the nature of this one demanded a very low profile indeed.

I also think that the nature of this problem demands a response which cuts across what otherwise often divides us in politics.