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And this our life, exempt from public haunt,
Finds tongues in trees, books in the running brooks,
Sermons in stones, and good in everything.

William Shakespeare
As You Like It, act 2, scene 1, 15-17.

Discovery consists of seeing what everybody has seen and thinking what nobody has thought.

Albert von Szent-Györgyi 1893-1986, Hungarian biochemist

First published 1995 Second edition published 2005

The author asserts his moral right to be identified as the author of this work

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