> New combinations of circumstances — that is, new cases — constantly call for the application, which means in truth the extension of old principles; or, it may be, even for the thinking out of some new principle, in harmony with the general spirit of the law, fitted to meet the novel requirements of the time.
Law And Public Opinion In England, page 361 -> https://archive.org/details/in.ernet.dli.2015.40146/page/n38...