Andrew Hodges Quotes

For him, breaking the Enigma was much easier than the problem of dealing with other people, especially with those holding power.

His machines - soon to be called Turing machines - offered a bridge, a connection between abstract symbols and the physical world.

The separation between any two events in the history of a particle shall be a maximum or minimum when measured along its world line.

HIs chess-playing methods did the same thing - as did the games on the Colossi - and posed the question as to where a line could be drawn between the 'intelligent' and the 'mechanical'. His view, expressed in terms of the imitation principle, was that there was no such line, and neither did he ever draw a sharp distinction between the 'states of mind' approach and the 'instruction note' approach to the problem of reconciling the appearance of freedom and of determinism.

On 25 May 2011, the President of the United States, Barack Obama, speaking to the parliament of the United Kingdom, singled out Newton, Darwin and Alan Turing as British contributors to science. Celebrity is an imperfect measure of significance, and politicians do not confer scientific status, but Obama's choice signalled that public recognition of Alan Turing had attained a level very much higher than in 1983, when this book first appeared.

It would probably never have occurred to him that his own difficulties with the world were akin to those suffered by women-- as with the men's committee meetings held over his head, almost as if he were not there, and the way people took little notice of what he had said or written, but remained obsessed by details of manners or appearance. Women had to learn to compensate for these indignities by making a special effort, but Alan Turing made no such attempt. He expected the male world to work for him, and was baffled when it did not.

uncomputable numbers