LinkedIn presents.

I'm Rufus Griscom and this is the next big idea.

Today, you've all known a Harari on our past, our present, and our future.

I want to tell you a story.

Once upon a time, in a land far, far away, there lived a shy boy.

He was shy but very curious.

He built a map of Europe out of wood blocks and plastic tiles.

He said to himself, when I grow up, I will never get bogged down in the mundane troubles of daily life.

I'll do my best to understand the big picture.

So the shy boy became a college professor.

And one day, his boss said, because you're so interested in understanding the big picture,

we want you to teach a class called an introduction to the history of the world.

This made the shy professor nervous.

What if he got in front of the class and forgot what to say?

The shy professor hatched a plan.

He decided to write down his lectures as scripts that he could read aloud to his students.

That way, he would always know what to say.

About 14 billion years ago, he wrote,

matter, energy, time, and space,

came into being in what is known as the Big Bang.

He wrote about the three revolutions that defined our species,

cognitive, agricultural, and scientific.

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