Something about his answer told me he really didn't know.

This time, he did not even need to think for a moment about his answer.

If he had to think about his answer, then she didn't want to hear it.

Not much is know about the answers to these questions.

In the end, we don't really care about the answers to these questions.

Just think about the answers to such questions for now.

I know all about the answers they have to everything, in this world and the next.

Kirk seemed to think about his answer for a moment.

So, what are you allowed to tell us about Rachel's answer?

She'd snapped that out too quickly for him to think about his answer.