Food is a big bargain in America, and you can go to these places, we all like them, and you get big portions, and they taste good. But they're higher in fat than ever before. And same thing has happened, by the way, though, to school menus. A lot of school lunch menus have more fat and more sugar than ever before.

When I was in England, I experimented with marijuana a time or two, and I didn’t like it, and I didn’t inhale, and I never tried again.

It depends upon what the meaning of the word 'is' is. If 'is' means 'is and never has been' that's one thing - if it means 'there is none', that was a completely true statement.

A few years back, this guy [Barack Obama] would be serving us coffee.

I figured if I could get really good people who were going to be able to have a big impact in the world over the next decade to come together once a year for ten years and actually sign a pledge to take action themselves, if we did that every year for ten years we could do a lot of good in the world. That's the difference between my meeting and any other. If you don't want to promise to do something, don't come to my meeting, stay home.

In science, if the last 50 years were the age of physics, the next 50 years will be the age of biology.

President Obama started with a much weaker economy than I did. Listen to me, now. No president - no president, not me, not any of my predecessors, no one could have fully repaired all the damage that he found in just four years.