None of the following examples provides a singular exemplar worthy of imitation in every respect. Some masterfully employ salient verbs and modifiers to create pathos, others prove simultaneously precise and concise, and a few evince expert grammar and diction. They all, however, say something specific, expressing an idea inflected by their own perspective. Please, look over several of these to calibrate your own efforts in generating an Impassioned Plea. (You might also check out a video or two, so as to better understand to what, exactly, a given plea responded.)
Motivation Matters / Spike Lee's Do the Right Thing (1989)
The Slow Speed of Sci-Fi / Andrei Tarkovsky's Solaris (1972)
Murder and the Übermensch / Alfred Hitchcock's Rope (1948)
What Is Love? / Ingmar Bergman's Through a Glass Darkly (1961)
The Evolution of Action: Mimi Leder's The Peacemaker (1997)