But we should not lose sight of how far we are coming and what a big hole we were left by George W. Bush.

History is full of times when the inevitable front-runner is inevitable right up until he or she is no longer inevitable.

We have now under President Obama's leadership had 29 months in a row of private sector job growth. That stretch of positive private sector job growth hasn't happened since 2005. We still have a long way to go, but we are moving in the right direction.

Leadership is about making the right decision and the best decision before, sometimes, it becomes entirely popular.

I've made a commitment that state spending in Vermont won't grow any more than the rate of inflation plus population growth.

When I was growing up, Belfast City Hall was surrounded by security, and we had no access to it. But now, people come in and out of it all the time. On a nice day, office workers and students sit on the lawn outside and have lunch. It's great to see how Northern Ireland has changed. To be part of that is fantastic.

I stand before you a changed man. Use me as an example of an instrument of change.

We wind a simple ring of iron with coils; we establish the connections to the generator, and with wonder and delight we note the effects of strange forces which we bring into play, which allow us to transform, to transmit and direct energy at will.