I don't think we should ever accept the idea that someone can come along and take away our safety and our freedom.

I guarantee that there is no political influence in any investigation conducted by the Justice Department or the FBI, not just in this case, but in any case, full stop, period.

The biggest threat, when it comes to climate change and pollution, isn't going to come from us because we only have 300 million people. It's going to come from China with over 1 billion people and India with over 1 billion people.

Take off your bedroom slippers, put on your marching shoes. Shake it off. Stop complaining, stop grumbling, stop crying. We are going to press on. We’ve got work to do.

Evil does exist in the world. A non-violent movement could not have halted Hitler's armies. Negotiations cannot convince al Qaeda's leaders to lay down their arms. To say that force may sometimes be necessary is not a call to cynicism - it is a recognition of history; the imperfections of man and the limits of reason.

As soon as the recovery is well under way, we need to set up a long-term plan to reduce the structural deficit and make sure we are not leaving a mountain of debt for the next generation.

If you're reading something from a Nobel Prize-winning physicist next to some guy in his underwear writing in his basement, or his mom's basement, on text, it looks like it's equally plausible.