Because he's the only person around here with an original idea in his head.

He had an original idea for the first time in his life.

You had to make her feel she was coming up with the original idea.

At the end of the last century he had a rather original idea.

You can come back to the original idea, the start of everything.

The original idea for the community was not a success.

I do not know certainly that she has ever had an original idea.

You've been known to have an original idea every now and then.

Bill, for one of the few times in his life, had an original idea.

Since you never had an original idea in your life.