from the article- pick and choose which lies to believe? :
She told The Washington Examiner: "The slogan comes from an engraved bell on JFK'S sailboat—acknowledging the unity of mankind. The oath is obvious—the federal oath in support of our Constitution. He wanted to encourage people to think about being a citizen. Don't read anything else into it."
Problem is, that was never engraved on the bell on JFK's boat (see below for note & pictures). It's from a bell on a boat in the movie "White Squall"
https://operationdisclosure.blogspot.com/2018/08/the-bell-on-jfks-yacht.html