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.

Throughout my years of public service, I've listened to the voices of the gay and lesbian community, whether through whispered confidences or public declarations. I understand what it truly means to say that all people should be treated equally, and I'll always stand up for fair and equal treatment of gay and lesbian Americans.

We really don't have a policy [on climate change]. There's a lot of rhetoric and not a lot of action.

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.

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.

I support allowing gay couples to marry because of - not in spite of - my values. And many of those values are the same ones deeply held by those who do not believe in gay marriage.

Climbing has worked for me in a number of ways on Capitol Hill. I'm much more inclined to look at what people do, as opposed to what they say. Also, it's about working together - we're all on the rope together, and you don't get to cut the rope if you're not getting along with someone.