I'm sure his mother loves him, for one thing
And here, adults- some of them not exactly firm in their support for the vice-president in 2016- undertake the same Herculean effort.
The word "moron-" used in this video's title- is a bit harsh, seems to me. They just aren't having a good day:
By now, of course, we're all used to associating the name 'Joe Biden' with the urge to laugh out loud. Maybe that's it: Joe Biden stimulates our national endorphins!