Analogies can be considered the most important aspect of the study and practice of law. It is the method by which putative precedents are subjected to the acid test of searching analysis. It is the method to determine whether factual differences contained in the case at bar and those of the case compared are material or irrelevant.

Ruggero J. Aldisert, Agatha D. Aldisert, Logic for Lawyers- A Guide …, loc. 585