If the Trump & Co. claimed that the sky was blue, I'd not only would want a second opinion, we'd also need to form a committee of at least 20 different scientists in various fields of physics, optics, psychology, sociology, etc. and various other independent researchers and set up about 100 different experiments and observatories, satellite telescopes ... just to determine if he wasn't pulling our leg in some nefarious hidden agenda.
"The first principle is that you must not fool yourself — and you are the easiest person to fool." - Richard P. Feynman