One of the very first serious books I read when I was growing up was 'Atlas Shrugged.'

I have traveled to GTMO and have seen the honorable and professional behavior of the American men and women in uniform who serve at the detention facility.

You eventually have to figure out how to balance the books. So that's the reason I gave up my day job to come do this was to go fight to create the space where spending matches America's capacity to tax, and that means economic growth and a smaller, humbler federal government.

By withholding critical details and stonewalling congressional inquiries, President Obama seems to be hiding whether or not he and others broke U.S. law by sending $1.7 billion in cash to Iran.

Today's preoccupation with physical theories of everything takes a wrong turn from the purpose of science - to question all things relentlessly. Modern physics has become like Swift's kingdom of Laputa, flying absurdly on an island above the earth and indifferent to what is beneath.

If there's a seminal discovery in oncology in the last 20 years, it's that idea that cancer genes are often mutated versions of normal genes.

I struggled in school. Math and science were difficult for me. But I can watch 10 guys play, and I can tell you what everybody did. It might be a curse because when you see everything, sometimes you don't let your kids play.

I have appeared on 'The Dr. Oz show' and recognize that Dr. Oz does not hold the exact same viewpoints about all controversies in human nutrition that I do, but he has a huge base of knowledge and is open-minded and willing to re-consider a position based on emerging evidence on multiple scientific and health issues.