Socialism has been an abject failure across the face of the globe, millions have suffered under socialism, and yet we're not doing an effective job communicating that.

The only way to win the war is to move people's hearts and minds.

Move over to Egypt. Once again, the [Barack] Obama administration, encouraged by Republicans, toppled [Hosni] Mubarak who had been a reliable ally of the United States, of Israel, and in its place, [Mohamed] Morsi and the Muslim Brotherhood came in, a terrorist organization.

Remember the lessons of history - if we don't learn from history, we're bound to repeat it.

There's a lot of despair in the USA. Young people are afraid for the future.

I do believe, in the long term, we will either get back to the principles that built America or we lose this country. And I'm an optimist.

I think if you're at home and you don't want Donald Trump to be the Republican nominee, then the only candidate who can beat Donald is our campaign. And so I would encourage, even if you like another candidate, stand with us if you don't want Donald to be the nominee.