It is deeply shocking and incomprehensible to me that despite volumes of documentation and living witnesses who can attest to the horrors of the Holocaust, there are still those who would deny it.

Good-faith re-examination of a position you've held in the past should be seen as a virtue, not a vice.

I've come to the conclusion that military style weapons really don't have any place in our society. We ought to reinstate the assault weapons ban that served us well for 10 years from 1994 to 2004.

I haven't inherited the earth from my parents, I am borrowing it from my children.

While expanding market access for American industry, financial markets and farmers is critical, I believe it needs to be done responsibly, accounting for the treatment and protection of workers and the environment.

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.

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.