Natural and Experimental History

of our Organum? Yet he has nothing to do, nor does he know how to prepare or gird himself for philosophy. If it were a matter that could be perfected by the reading of philosophical books, or by disputation, or by meditation, perhaps that person, whoever he might be, would suffice and would perform that task abundantly. But if we send him back to Natural History and to the Experiments of the Arts (which is what we do), he falters; it is not of his undertaking, nor of his leisure, nor of his expen-