They both love to tell stories.
Both of them embellish their stories, change their stories, "improve" their stories, make themselves the heroes of their stories, and tend to believe their own stories, lies, and fabrications.
Eventually, they have real difficulty distinguishing what actually happened from what they would like to have happened and what they have been telling the world about what happened.
Pete Hegseth, Fox News, regarding Biden’s 9/11 remarks: “President Biden…claims to have been at Ground Zero the next day, when there’s no proof of that. It’s more than a week later that he was there.”
Tulsi Gabbard, former member of Congress: “It’s almost he feels like if he just says things, that they’re true, and thinking that we’re so stupid as to sit back and believe what he says, when in reality we can see that the opposite is actually very true.”