To explain the unknown by the known is a logical procedure; to explain the known by the unknown is a form of theological lunacy.

If we are going to stop wars on this earth, we are going to have to make war on hunger our number one priority.

It's the rising tide of enmity in the country, Donald Trump attacking judges, Donald Trump attacking John McCain, Senator [Richard] Blumenthal, the town halls, the riots in Berkeley. You have got the incivility on the floor of the United States Senate. You have got just a rising tide, every single story.

I think charter schools, choice, and frankly school standards need a champion.

If you're cutting deals with one company or another, eventually, there's going to be a quid pro quo. There's going to be a bribe. There's going to be something.

I'm beginning to think [Ted] Cruz had a good convention, that if [Donald] Trump goes down, Cruz is pretty well positioned to be the Republican major figure in four, six or even within two years.

Much of life is about failure, whether we acknowledge it or not, and your destiny is profoundly shaped by how effectively you learn from and adapt to failure.