Sentence examples for is the theory from inspiring English sources

What is the theory?

This is the theory.

Or at least that is the theory.

That, in any case, is the theory.

At least, that is the theory".

That, at least, is the theory.

That was the theory.

Or that's the theory.

That's the theory, anyway.

Well, that's the theory.

That was the theory, anyway.