a) this isn't advertising
b) saying you enjoy something doesn't mean you're endorsing it, even if you're a doctor
c) the next word in the phrase you quoted was "recommend." OP isn't recommending anything -- he's providing his observations
d) for a self-professed "MickeyLuv'r," you seem pretty down on a poster who reported having a good time at WDW despite being under pandemic precautions
Aristotle defined Ethos.
I said the gum slogan was an example of Ethos.
It is, and using at an example of Ethos comes straight out of the Common Core Curriculum, and many other reputable sources.