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Daniel Tammet

Daniel Tammet is the subject of the award-winning television documentary, The Boy with the Incredible Brain, as well as a BBC Radio 4 documentary, Two Poets (with Les Murray) and the Kate Bush song, Pi. He is the author of nine books, including the memoir Born on a Blue Day, an ALA Best Book for Young Adults; two collections of essays, Thinking in Numbers, a New Yorker recommendation, and Every Word is a Bird We Teach to Sing, a Booklist Editors' Choice and Listener Magazine Book of the Year; a bilingual poetry collection in English and French, Portraits, and a novel written in French, Mishenka. His writing has appeared in Esquire, The Times Literary Supplement, The Guardian, Aeon and Quadrant, and his books have been translated into thirty languages. He was elected a fellow of the Royal Society of Arts in 2012, and awarded an honorary doctorate from his alma mater, The Open University, in 2023. Daniel Tammet lives in Paris.


“A bell cannot tell time, but it can be moved in just such a way as to say twelve o’clock – similarly, a man cannot calculate infinite numbers, but he can be moved in just such a way as to say pi.”
Daniel Tammet
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“One particular aspect of Siddhartha’s revelation of the outside world has always struck me. Quite possibly he lived his first thirty years without any knowledge of number. How must he have felt, then, to see crowds of people mingling in the streets? Before that day he would not have believed that so many people existed in all the world. And what wonder it must have been to discover flocks of birds, and piles of stones, leaves on trees and blades of grass! To suddenly realise that, his whole life long, he had been kept at arm’s length from multiplicity.”
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“Perhaps talk of counters turned the boy’s thoughts to his father’s glove shop. His father would have accounted for all his transactions using the tokens. They were hard and round and very thin, made of copper or brass. There were counters for one pair of gloves, and for two pairs, and three and four and five. But there was no counter for zero. No counters existed for all the sales that his father did not close.”
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“We know next to nothing with any certainty about Pythagoras, except that he was not really called Pythagoras. The name by which he is known to us was probably a nickname bestowed by his followers. According to one source, it meant ‘He who spoke truth like an oracle’. Rather than entrust his mathematical and philosophical ideas to paper, Pythagoras is said to have expounded them before large crowds. The world’s most famous mathematician was also its first rhetorician.”
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“Things were changing; I was changing. All swelling limbs and sweating brain, suddenly I had more body than I knew what to do with. Arms and legs became the prey of low desktops and narrow corridors, were ambushed by sharp corners. Mr Baxter ignored my plight. Bodies were inimical to mathematics, or so we were led to believe. Bad hair, acrid breath, lumpy skin, all vanished for an hour every Tuesday and Thursday. Young minds in the buff soared into the sphere of pure reason. Pages turned to parallelograms; cities, circumferences; recipes, ratios. Shorn of our bearings, we groped our way around in this rarefied air.”
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“With abstraction, birds become numbers. Men and maniocs, too. We can look at a scene and say, ‘There are two men, three birds and four maniocs’ but also, ‘There are nine things’ (summing two and three and four). The Pirahã do not think this way. They ask, ‘What are these things?’ ‘Where are they?’, ‘What do they do?’ A bird flies, a man breathes and a manioc plant grows. It is meaningless to try to bring them together. Man is a small world. The world is a big manioc.”
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“The human brain is like a memory system that records every thing that happens to us and makes intelligent predictions based on those experiences.”
Daniel Tammet
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“No relationship is without its difficulties and this is certainly true when one or both of the persons involved has an autistic spectrum disorder. Even so, I believe what is truly essential to the success of any relationship is not so much compatibility, but love. When you love someone, virtually anything is possible.”
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“Why learn a number like pi to so many decimal places? The answer I gave then as I do now is that pi is for me an extremely beautiful and utterly unique thing. Like the Mona Lisa or a Mozart symphony, pi is its own reason for loving it.”
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“You don't have to be disabled to be different, because everybody's different.”
Daniel Tammet
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