So here's a dinosaur that has spikes sticking out of its head, no dome and gnarly stuff on its nose.

I'm the best.

Doc here is tops.

Youwerethe best.

There's the skull, pretty much the same shape as the Camarasaurus.

I'm the best at something.

And now i'm the best.

If you are like 98 percent of other people, you will identify the round, amoeboid shape as Bouba, and the sharp, spiky one as Kiki.

For my dough, he's still the best newspaper man in the business.

He screamed like that all night. Who is it that screams like that above me?

It's useful being top banana in the shock department.

You need to have the best possible equipment.

But Fanny's at the top of her tree now.

Oh, from the Acme Secretarial School, I suppose.

This boy is the greatest pool hustler you ever saw.

All Shapes

You didn't get to be the best sitting on a park bench.

So, for example, here is a real network of college students at an elite northeastern university.

Me i'm only a pool player, but i'm the best.

Internal storage shape

And decided his top people had to be extinctified.

All the top teams of the UK are in the premier division.

We rounded out our apprenticeship at an exclusive dramatics academy.

Very one of the top popular singers in England today, Katie Melua.

He's one of the best flyers in the country.

Gus thinks he's tops, and Gus is usually right.

No, and he's a specialist, too. Henry had the best.

I call to the stand one of the world's foremost experts on the Bible and its teachings

I don't know. You're one of the greatest stud players I've seen.

And because fertility rates fell across that very same period that life expectancy was going up, that pyramid that has always represented the distribution of age in the population, with many young ones at the bottom winnowed to a tiny peak of older people who make it and survive to old age is being reshaped into a rectangle.

And then the trees tend to flare out into platform like areas at the top.

High tech, high touch. Isn't that what some of you said?

And i'm going to stay the best because nobody is ever going to take it away from me.

There are fewer and fewer people who are still available that you might infect, and then you get the plateau of the curve, and you get this classic sigmoidal curve.

It's a non spiking cell.

What flying Folks, you're seeing the greatest.

17 with Radcliffe. 17 top men.

Python script adds all shapes

Vertices of a Polygon

The vertices of a polygon.

Is Fats the best in the country just because he has talent?

But for this part of the story, I'd actually like to throw it to America's leading technology correspondent, John Markoff.

Three of the world's top experts saying, what can we do?

It climbs up to the top, and it falls, and it climbs, and it falls, and it climbs trying to stay at the very top of the blade of grass.

Over the next month I visited lots of places, some out here, around the country, found the best of the best.