Trump began his presidency of the United States as a self-pitying pariah narcissist, filled with resentments.
He ended it as a pariah narcissist, filled with resentments.
Such is his nature.
Scorpion said to frog: it’s in my nature.
Feeling the sting, the frog, in the nick of time, shook him off and jumped to shore.
Frog is still there, reeling from the experience.
Picture By Kurzon - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=86612002