Donald Trump actually said...

I think it's fake news, but if he did that, I guess we'll have to compare IQ tests. And I tell you who is going to win.

there's not much time left for diplomacy with North Korea

I went to an Ivy League school, I went to the Wharton School of Finance. I know I have an IQ better than all of them. I know that.

I want to match my IQ with some of those guys, with all of them.