| Show the knowledge that pays it you glance round at the work of some of our big men you will be surprised to see how many have made their reputation by doing one beall thing but doing it well if a man gets to the front in the narrow subject the world credits him with knowledge of all the rest it Is how ever even easier to acquire a large knowledge than an advanced special knowledge of one narrow subject the specialty must not be too narrow either it is often said that the pur suit of knowledge has a nobility of its own but what knowledge 9 no knowledge Is worth obtaining tor its own or any other sake unless it is or will probably be useful to man james in electrical re view |