http://www.msnbc.com/rachel-maddow-show/donald-trumps-fear-the-russia-scandal-becomes-more-obvious
"Confident leaders, certain that allegations will be discredited as baseless, don’t lash out at witnesses before their testimony, don’t make up quotes, and don’t overcompensate with strange protestations. Or put another way, those who expect to be proven right don’t generally act the way Trump is acting."