How is this not a sign of mental incapacity?

He’s clearly delusional.  Isn’t that grounds for his involuntary removal from office?  Civilization can’t wait:

Obama: I’ll Rebuke ISIS By Talking About Climate Change

Barack Obama said during a press conference on Tuesday that his plans to attend a climate change summit in December will serve as a “powerful rebuke” to ISIS, which took credit for brutal terrorist attacks in Paris that killed 130 people and injured hundreds more.

While standing alongside French president François Hollande in a joint news conference at the White House, Obama explained that his attendance at next month’s World Climate Summit will put ISIS in its place.