Cover letters are generally used as a means to an end — the interview — so your aim should be to write one that will get you to the interview stage quickly. (coverlettersandresume.com)
Accordingly, they have treated these other creatures only as means to their ends. (religion-online.org)
A fundamental principle of moral theology is that the human person may never be used merely as the means to an end. (nakedpastor.com)