[add-sub-mul-div]

Have you ever seen a late night show? Monologue jokes about the sitting president practically define the format. Every other president going back decades would just man up and take it.

[wvenable]

Except Nixon.

[macintux]

For all his flaws, Nixon had a far thicker skin than Trump and infinitely more integrity.

[cratermoon]

Nixon didn't have a thicker skin, he was just more patient and calculating in his revenge. Have we already forgotten his "enemies list"? https://en.wikipedia.org/wiki/Richard_Nixon%27s_enemies_list