The one thing the committee cannot do is make nominees provide substantive answers.

But he added: "How can we continue to discuss specifics of national reconciliation without substantive answers on the future government?"

Thus far, however, we have produced more quick responses than substantive answers for closing the quality gap.

"Sure, so long as you don't expect a substantive answer."

You receive a good dinner and good company in exchange for substantive answers.

That was not a substantive answer, and McKie decided to take it to issue.

Cameron gives a substantive answer, containing five key points.

But he provided no substantive answers when asked what he would have done differently.

If so, are these answers substantive or just a matter of how we use words?

Commissioner, thank you for that full substantive answer, which I fully support.