Trump is a narcissistic sociopath and a master manipulator. Lying is breathing for him.

Once you understand his psychological disorder, everything he does will make sense.

Google George Conway and his Antipsycho-Pac. Over 200 medical professionals have come out and warned the public about the danger of Donald Trump

https://www.theatlantic.com/ideas/archive/2019/10/george-conway-trump-unfit-office/599128/