books.google.co.uk - If he had lived among the Greeks, he would now be numbered among the stars. So wrote Gottfried Wilhelm Leibniz in his epitaph for Francis Mercury van Helmont. Leibniz was not the only contemporary to admire and respect van Helmont, but although famous in his own day, he has been virtually ignored by...http://books.google.co.uk/books/about/The_Impact_of_the_Kabbalah_in_the_Sevent.html?id=BZzK-LFe_QEC&utm_source=gb-gplus-shareThe Impact of the Kabbalah in the Seventeenth Century