As a public person, I've always tried to reflect what is embodied in our defining ideals as a nation about equality and fairness and justice and so forth.

The consequences of a crime should not be out of proportion to the crime itself.

What we have to do is go on the offensive. [The science on climate change] has been maligned and misinterpreted, and we need to fight back... [P]eople [need to] stop being moved by these talk show [hosts] and start looking for the facts themselves.

America that has done more to support Israel than any other country cannot be true to our own values if we allow a viable two-state solution to be destroyed before our own eyes.

We are being Americans when we hold our government to account. We are being false to our troops when we send them to a needless war, betraying their trust when we shortchange them on protective equipment, and cheating them when we silently cut their benefits.

I get always a little uptight when I hear politicians say how exceptional America is.

There is no bigger judgment for a president of the United States than how you take a nation to war.