"Our courts have consistently acted on the view that it is their function in the ordinary run of contentious litigation to decide only live, practical questions, and that they have no concern with hypothetical, premature or academic questions, nor do they exist to advise litigants as to the policy which they should adopt in the ordering of their affairs. The courts are neither a debating club nor an advisory bureau."
"The position of the matter is either that the judgment in Denmark is not final, in which case the Danish tribunal would be the proper place in which to apply for an order altering it, or that the judgment is final, in which case no foreign court can have any right to interfere."