You never actually hear him speak. All you ever hear are short sound bytes that your lying-assed media picks and chooses on the basis of their coherency. If you ever had the chance to listen to everything he says, you'd probably think "WTF?"
The truth is, Joe Biden couldn't stand up on his own and deliver a fucking half-hour speech, without it turning into some convoluted mumble-mouthed clusterfuck.
Now that Trump, he can stand there for two hours and talk to you like you were next-door neighbors.