There is no question that we must do more to secure our borders - but how we go about securing them is also important.

I believe climate change is real - and I believe we have to act to protect the climate as fast as we possibly can.

The choreographed standing and clapping of one side of the room - while the other side sits - is unbecoming of a serious institution and the message that it sends is that even on a night when the president is addressing the entire nation, we in Congress cannot sit as one, but must be divided as two.

Stem cells have the potential to be used to treat and better understand some of the world's most deadly and disabling diseases.

Any doctor will admit that any drug can have side effects, and that writing a prescription involves weighing the potential benefits against the risks.

It's the uncertainty, the challenge and the willingness to put it all on the line that draws a lot of people to climb mountains. That can also apply to a lot of other challenges in life, whether it's running for office, starting a family, going to grad school or taking all of your cash and assets and starting a business.

The balance between freedom and security is a delicate one.