Susan Rice: “This president has lied. He has failed to prepare, and he's sought to divide us, and make us far less capable of…”

America should aim to win the A.I. race, provided that the race can be won safely.

But this summit meeting really ought to be tackling the toughest issues facing the world today, top of the list being the grave risks posed by rapidly accelerating artificial intelligence, as well as what's going on in Ukraine, what's…

It would not have teeth in the sense of it being enforceable. And that's why what happens in Washington matters so much.

I do believe he would do it. I believe we have -- if we have learned anything, we should listen to what he says and what he does is often exactly what he says and sometimes worse.