At all times he knew the right questions to ask.

Now all he needed to do was figure out the right questions.

Like you were saying, we just have to think up the right questions.

She seemed always to ask the right questions to get to the very heart of the matter.

She wanted to know and couldn't bring herself to ask the right questions.

She couldn't think quickly enough to ask the right questions.

Or maybe you just have to figure out how to ask the right questions.

He asked all the right questions and she had time to study him.

If I let go of the center, could the right questions be asked?

I probably wouldn't even have known the right questions to ask.