If you don't feel something strongly you're not going to achieve.

I will never relent in defending America - whatever it takes.

Free nations are peaceful nations. Free nations don't attack each other. Free nations don't develop weapons of mass destruction.

Let's make sure that there is certainty during uncertain times in our economy.

My answer is bring them on.

Embryonic stem cell research is at the leading edge of a series of moral hazards.

We are a caring nation, and our values should also guide us on how we harness the gifts of science. New medical breakthroughs bring the hope of cures for terrible diseases and treatments that can improve the lives of millions. Our challenge is to make sure that science serves the cause of humanity instead of the other way around.