American inventiveness and the desire to build developed because we were guaranteed the right to own our success.

[Marco] Rubio says we should collect all Americans' records all of the time. The Constitution says otherwise. I think they're both wrong. I think we defeat terrorism by showing them that we do not fear them.

Perhaps it is time to be more careful what we ask government to do, and where we allow it to become part of our lives.

When you couple this militarization of law enforcement with an erosion of civil liberties and due process that allows the police to become judge and jury - national security letters, no-knock searches, broad general warrants, pre-conviction forfeiture - we begin to have a very serious problem on our hands.

I would pay to have those adjudications enrolled into the federal background system so we could detect people who are mentally ill before they buy a gun. That is a real problem.

The president began this program by executive order. He should immediately end it by executive order. For over a year now, he has said the program is illegal, and yet he does nothing.

I would never belong to any club that excluded anybody for race.