In olden times, men of science, and especially those who have done most to forward the growth of natural philosophy, did not despise manual work and handicraft. Galileo made his telescopes with his own hands. Newton learned in his boyhood the art of managing tools; he exercised his young mind in contriving most ingenious machines, and when he began his researches in optics he was able himself to grind the lenses for his instruments and himself to make the well known telescope which, for its time, was a fine piece of workmanship. Leibnitz was fond of inventing machines: windmills and carriages to be moved without horses preoccupied his mind as much as mathematical and philosophical speculations. Linnaeus became a botanist while helping his f... (From : Anarchy Archives.)
CONTENTS I APPEARANCE AND REALITY II THE EXISTENCE OR MATTER III THE NATURE OF MATTER IV IDEALISM V KNOWLEDGE BY ACQUAINTANCE AND KNOWLEDGE BY DESCRIPTION VI ON INDUCTION VII ON OUR KNOWLEDGE OF GENERAL PRINCIPLES VIII HOW A PRIORI KNOWLEDGE IS POSSIBLE IX THE WORLD OF UNIVERSALS X ON OUR KNOWLEDGE OF UNIVERSALS XI ON INTUITIVE KNOWLEDGE XII TRUTH AND FALSEHOOD XIII KNOWLEDGE, ERROR, AND PROBABLE OPINION XIV THE LIMITS OF PHILOSOPHICAL KNOWLEDGE XV THE VALUE OF PHILOSOPHY BIBLIOGRAPHICAL NOTE INDEX...