Twitter users reacted en masse on Saturday to President Trump Donald John TrumpHR McMaster says president's policy to withdraw troops from Afghanistan is 'unwise' Cast of 'Parks and Rec' reunite for virtual town hall to address Wisconsin voters Biden says Trump should step down over coronavirus response MORE’s tweets defending himself from questions surrounding his mental stability.

Trump, in a tweet, called himself a “very stable genius.” Twitter users responded with references ranging from Wile E. Coyote to "I Am the Very Model of a Modern Major-General."

Trump hit back at questions over whether he is mentally fit for office in a series of tweets early Saturday, during which he claimed, “throughout my life, my two greatest assets have been mental stability and being, like, really smart.”

Now that Russian collusion, after one year of intense study, has proven to be a total hoax on the American public, the Democrats and their lapdogs, the Fake News Mainstream Media, are taking out the old Ronald Reagan playbook and screaming mental stability and intelligence..... — Donald J. Trump (@realDonaldTrump) January 6, 2018

....to President of the United States (on my first try). I think that would qualify as not smart, but genius....and a very stable genius at that! — Donald J. Trump (@realDonaldTrump) January 6, 2018

Questions surrounding the president’s mental health have emerged around the release of Michael Wolff’s bombshell book, “Fire and Fury: Inside the Trump White House.”

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It was also revealed earlier this week that a group of lawmakers met with a psychiatrist last month for a briefing on Trump’s mental health.

Twitter quickly responded to Trump’s claim of being a “very stable genius."

Wile E. Coyote: A Very Stable Genius pic.twitter.com/pCFQPMypRX — Howard Sherman (@HESherman) January 6, 2018

“Then he claimed he was a ‘very stable genius’”. pic.twitter.com/ndvnZRzaRw — Jerry T. Combes (@JayTeeBird) January 6, 2018

I have not lost my mind!, he shouted into a handheld device at 7 am on a Saturday — Dave Itzkoff (@ditzkoff) January 6, 2018

“a very stable genius at that” sounds like it could be a chorus from the musical “Oliver!” https://t.co/8628DfhpqH — Jason Horowitz (@jasondhorowitz) January 6, 2018

When I grow up I want to be a very stable genius — mark little (@marklittlenews) January 6, 2018

“I am a very stable genius,” is something you hear a lot from very stable geniuses. — Kate Brannen (@K8brannen) January 6, 2018

The Very Stable Genius has logged on — Parker Molloy (@ParkerMolloy) January 6, 2018

Doctor: ‘How would you describe yourself?’

Trump: ‘A very stable genius.’

Doctor (into intercom): ‘Cancel my one o’clock.’ https://t.co/mQEu95kqNi — Damien Owens (@OwensDamien) January 6, 2018