...that would be his selection of the Red Witch of Chappaqua as his running mate.
There are so many reasons this would be a bad idea, but the main one is that no one with an ounce of common sense or judgment would purposely put himself in harm's way with the most calculating politician of her generation waiting breathlessly in the wings.
Especially with the bad precedent set the last time two Senators ran on the Democratic ticket, one of whom, the VP, was renowned for extraordinary political cunning.
From today's Lectionary
1 hour ago