I believe climate change is real - and I believe we have to act to protect the climate as fast as we possibly can.
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.
Reform is not for the short-winded. I'm committed to making sure the Senate is more than just a graveyard for good ideas.
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.
On the mountains mistakes are fatal. In politics, mistakes are wounding emotionally, but you recover. Personally, wilderness helps me get back in touch with natural rhythms, helps me reflect and, in the process, restore my creativity.
We really don't have a policy [on climate change]. There's a lot of rhetoric and not a lot of action.
Any doctor will admit that any drug can have side effects, and that writing a prescription involves weighing the potential benefits against the risks.
Stem cells have the potential to be used to treat and better understand some of the world's most deadly and disabling diseases.
There is no question that we must do more to secure our borders - but how we go about securing them is also important.
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.
The balance between freedom and security is a delicate one.
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.
