Well, John, that that's all relative.

Death is a primitive concept.

His notion of welfare is pretty abstract.

(Laughter)

But yes there are some solutions.

It's information.

We'll actually delve into the details of bankruptcy.

It's an idea. Greatness.

Sexually unattractive people leave us cold.

In the last few lectures we have covered in detail multiple regression analysis.

Why do we swallow a pill to help cure a pain in our fingernail?

And this seemed astounding. The Internet is a transcendent idea.

Well, we had the practical concept.

If the operator is JavaScript Minus, I evaluate it, using Python Minus.

One, the numbers you'll never get to see.

I mean one thing and one thing only, and that is survival of the fittest.

So to demonstrate this, let's think about the construct, verbal ability, in children.

So we have a linked list of nodes representing the path.

Then Mecurio replaced that and now I use Git and that's great.

I don't know about you, but I find it exhilarating to see how vague psychological notions evaporate and give rise to a physical, mechanistic understanding of the mind, even if it's the mind of the fly.

All those positive correlations.

The first thing we want to do, is what's called procedural abstraction.

So we have a lot of very romantic ideas in our culture about individualism.

The notion of violent jihad in which more Muslims are killed than any other kind of people is already thoroughly discredited.

Oh, it is! We're so happy, this is going to work out perfectly.

Now you might say, hey Sal, why are you even introducing this idea of a linear combination?

Because it's an ideal. It's an imaginary thing. We can't have it.

(Laughter)

I'm going to try and remember that this is coming out of concern for me, not out of some kind of caveman complex.

Just to be clear, I think computers can really help with this problem, actually make it more conceptual.

Here's the key feature though.

Tell the truth!

But how did you know to do that or what's a more systematic way of doing it.

And the profound realization for me is that, if this works, the concept of the selfish gene gets kicked up a level, and we really start talking about selfish matter.

I'll now introduce you to the concept of the Laplace Transform.

...of the secret hideout.

Let's break stereotypes!

I'm not super familiar with scrypt. It seems like the same concept but a little bit better.

They are over 2,000 years old.

You see, when you're a scientist, you're always selling ideas.

Well it turns out the schools are literally drowning in law.

They were moving away from supernatural explanations, and they were rejecting things like a supernatural concept of power, where it transmitted because of a very vague concept of birthright.

This deserves a big smiley face.

So for example, let's take area.

A concept can just hide that.