He was a man of words and ideas, therefore the proper subject for a book but not a film.

Especially if she were guided toward the proper subjects.

They are tools for dealing with concrete situations, and not the proper subjects of study themselves.

Everything was apparently a proper subject for weavers in ancient Peru.

Well, it wasn't a proper subject for the dinner table, was it?

They said they did not consider it a proper subject for judicial review.

But this is not the proper subject for you.

We shall then find what are the proper subjects of science and enquiry.

"While I may disagree with their goals, the content and form of regulatory policy is always a proper subject for political debate," he said.

Well, this is not really a very proper, I mean, moral subject.