America is not just a country, it's an idea.

If you never change your mind, why have one?

Child mortality since 2000 is down by 2.65 million a year. That's a rate of 7,256 children's lives saved each day. ... It drives me nuts that most people don't seem to know this news.

Analysis is simplifying, breaking down things into parts, picking out strands and elements. Analysis is comparing unknown things with things that are known. Analysis also involves picking out relationships and putting them back together as a whole.

Although feelings are not supposed to intrude on business discussions, they do anyway - we just disguise them as logic.

You can analyse the past, but you need to design the future. That is the difference between suffering the future and enjoying it.

What the joke displays is a switch in perception. This is important in changing the way we think.