Being the Republican front-runner was three of the most exciting hours of my entire life. I've come to grips with it, and the only lasting effect is that I refuse to go on a stage that has more than one podium on it.

The people who illegally cross into the country are from countries that have very close ties to al Qaeda, whether it's Yemen or Afghanistan, Pakistan, China. It is an absolute national disgrace.

The radical Islamic terrorists and their intent to destroy any other religious structure than their radical, wrong-headed view of Islam is one of the great, if not the greatest, challenge we've had in 70 years in America.

There is evil prowling in the world - it shows up in our movies, video games and online fascinations, and finds its way into vulnerable hearts and minds.

Obama is a president, who I think is anti-jobs.

Mexico is an important trading partner, it's the number one trading partner for the state of Texas. We have had dealings with them, shared a border with them. We have had our challenges, but at the end of the day we want a good relationship with Mexico.

Four semesters of organic chemistry made a pilot out of me.