…some sort of resonance with this idea that the looking out matters quite as much as what is taken in. The great geometer Euclid, when he came up with his theory of mirror projecting out into the mirrors, so the virtual image behind the mirror, very much…

…projected out to where they seem to be. This is not a new theory of vision, of course. It's what Plato thought. It's what Euclid thought. And it's why Euclid was able to explain mirror images in the fifth century BC. in the mirror what he said is your…

…to be. This is not a new theory of vision, of course. It's what Plato thought. It's what Euclid thought. And it's why Euclid was able to explain mirror images in the fifth century BC. in the mirror what he said is your projection just goes straight…

…for this view. It's the view of vision put forward by Plato in ancient Greece. It's the view of vision put forward by Euclid, the great Greek geometer. And Euclid was the person who realized that if you project out what you're seeing, When you look at…

…of vision put forward by Plato in ancient Greece. It's the view of vision put forward by Euclid, the great Greek geometer. And Euclid was the person who realized that if you project out what you're seeing, When you look at something in a mirror, because…

…new theory of vision, and I claim no originality for it. It's what Plato taught. It's what the ancient Greeks believed. It's what Euclid had as his basis of his optical theory of vision. It's the way in which he explained mirror images. The reason you…

…new theory of vision, and I claim no originality for it. It's what Plato taught. It's what the ancient Greeks believed. It's what Euclid had as his basis of his optical theory of vision. It's the way in which he explained mirror images. The reason you…

…you're sitting. That's the common sense view. And all over the world, that's what most people believe. And it's what children believe. Euclid, the great geometer, worked it out in detail. And he said that when light comes into the eye, there's a projection…

…an image in my mind, but you're not an image in my brain, because my image of you is where it seems to be. And Euclid then said, well, you can actually see this when you look at something in a mirror. The mirror, he didn't use this phrase, but the…

…what's coming into the eye, it's the way you interpret it, anticipate it, and how you project these images. The great Greek geometer Euclid, around 300 BC, pointed out that vision is an active process, If you're looking for a pin and suddenly you see the…

…projecting out images. that they take it for granted. So this is in fact a very deep-seated way of thinking about vision. And Euclid, the great geometer, used it to explain in the first really clear way how mirrors work. What happens when you look at…

…images are projected out is a very old view of vision. It's found in many of the Arabic philosophers. It's in Plato. It's in Euclid. And it's found all over the world. And it's found in children in our own society until the age of about 10. They…

…images are projected out is a very old view of vision. It's found in many of the Arabic philosophers, it's in Plato, it's in Euclid, and it's found all over the world, and it's found in children in our own society until the age of about 10. They…

…projecting out images that they take it for granted. So this is in fact a very deep-seated way of thinking about vision. And Euclid, the great geometer, used it to explain in the first really clear way how mirrors work. What happens when you look at…

…you are. Now, is this just a philosophical view? It is a philosophical view. It's how Plato thought vision worked. It's how Euclid thought that vision worked. And in fact, Euclid was the first person to explain how mirrors work. He showed that if we…

…view? It is a philosophical view. It's how Plato thought vision worked. It's how Euclid thought that vision worked. And in fact, Euclid was the first person to explain how mirrors work. He showed that if we project things out, just like I'm saying, the…

…get to that, when I'm thinking about that, Whitehead doesn't much help, nor is anyone else, because apart from Plato and Euclid, most philosophers haven't really thought about this particular problem. And so I'm... And when I'm dealing with the kind of…

…for this view. It's the view of vision put forward by Plato in ancient Greece. It's the view of vision put forward by Euclid, the great Greek geometer. And Euclid was the person who realized that if you project out what you're seeing, When you look at…

…of vision put forward by Plato in ancient Greece. It's the view of vision put forward by Euclid, the great Greek geometer. And Euclid was the person who realized that if you project out what you're seeing, When you look at something in a mirror, because…