I honestly don't know but if America continues to refuse to reduce its greenhouse gas emissions I see a bleak future not only for American society but for the world as a whole. This is a global problem that is not going away and the United States is an obstacle to solving it.

While negativity is politically useful it is also demoralizing unless it is accompanied - and to some extent overshadowed - by elevated and inspiring ideas about the American future.

If you want a future of shared prosperity where the middle class is growing and poverty is declining where the American Dream is alive and well and where the United States remains the leading force for peace and prosperity in a highly competitive world you should vote for Barack Obama.

America which has the most glorious present still existing in the world today hardly stops to enjoy it in her insatiable appetite for the future.

Let the workers organize. Let the toilers assemble. Let their crystallized voice proclaim their injustices and demand their privileges. Let all thoughtful citizens sustain them for the future of Labor is the future of America.

When our opponents on the Left have no serious ideas of their own they resort to emotional appeals that play up Americans' fears about the future.

We're at the crossroads. Down one road is a European centralized bureaucratic socialist welfare system in which politicians and bureaucrats define the future. Down the other road is a proud solid reaffirmation of American exceptionalism.

If we have to use force it is because we are America. We are the indispensable nation. We stand tall. We see further into the future.

We have a close unshakable bond between the United States and Israel and between the American and Israeli people. We share common values and a commitment to a democratic future for the world and we are both committed to a two-state solution. But that doesn't mean that we're going to agree.

Internationally President Obama has adopted an appeasement strategy. He believes America's role as leader in the world is a thing of the past. I believe a strong America must - and will - lead the future.