I hope, and believe, that is the only thing they have in common.
Alas ALL THREE OF THEM -Clinton, Obama, Trump, command an amazing amount of FREE RENT in their numerous detractors' heads.
There is no mystery over Clinton and Obama and conservatives.
It has been stunning to witness the mental illness on the right. GHW and Barbara Bush. Kasich. Bill Kristol. George Will. And members right on this forum. People like the disappearing Deacon,, the disappearing ScFi author, the disappearing hospital janitor.