Because in visual illusions we can easily demonstrate the mistakes in cognitive illusion it's much, much harder to demonstrate to people the mistakes.

Beau Lotto Optical illusions show how we see

But the nice thing about visual illusion is we can easily demonstrate mistakes.

And I want to start by giving you some examples of visual illusion as a metaphor for rationality.

I want you to think about illusion as a metaphor.

Here is another one this is one of my favorite illusions.

It means acoustic intimacy and it means visual intimacy.

See, I think it's not really about impression, making people fall for a really perfect illusion, as much as it is to make I usually work at the lowest threshold of visual illusion.

Optical.

Pity. Too bad, too bad.

One reason, actually, has to do with a feeling of being wrong.

Make me feel so good

And about 10 percent of the visually impaired people get visual hallucinations.

The Great Illusion

A milkdrop based music visualizer visualizing JackAudio streams on a Qt4 GUI

So his vision is normal because the visual areas are normal, his emotions are normal he'll laugh, he'll cry, so on and so forth but the wire from vision to emotions is cut and therefore he has this delusion that his mother is an impostor.

It does feel like something to be wrong it feels like being right.

It's visual. It's musical. It's sensorial.

The Debt Delusion

But just being wrong doesn't feel like anything.

I said, There is a special form of visual hallucination which may go with deteriorating vision or blindness.

I think yes.

Yes. I think so.

She feels OK but doesn't look good.

You can see a different column in the mirror, if there's a mirror behind the column that creates a sort of an optical illusion.

Germany s Gold Delusion

That's false sentimentality.

Well, I feel fine. I was beginning to think I had the measles the way you've been staying away.

Visual

I don't think he was right.

Not bad, says I.

I thought he was fine.

It feels good.

Get up in the morning, go to work, come home and watch TV, go to bed, get up in the morning, go to work, come home, watch TV, go to bed, go to parties on weekends.

I discovered that you've been speaking the truth.

You liked it once.

(b) Visual

And you're also going to notice a visual on the screen.

I think they're wrong.

I think he's a nice guy.

Do you think I'm wrong? Say so!

My ideas go along the same lines

Yes, I felt shame.

I think he's great.

I found him nice.