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

Some of the best times I've spent in Colorado have been in the backcountry with my mom and siblings, and more recently, with my own kids. That is why I'm concerned to see today's kids spending more time browsing the Internet than exploring nature.

Reform is not for the short-winded. I'm committed to making sure the Senate is more than just a graveyard for good ideas.

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.

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

Political differences will always generate a healthy debate, but over time the dialogue has become more hateful and at times violent.

Truth be told, I'm much more comfortable in a pair of hiking boots or with a rack of climbing gear than in front of a laptop.