everywhere in the world: it is always on the alert, taking the mature opinions of the thinkers, and industriously seeking to improve upon them (save the mark!) in its own peculiar way.
If the reader wishes to study any subject, let him beware of rushing to the newest books upon it, and confining his attention to them alone, under the notion that science is always advancing, and that the old books have been drawn upon in the writing of the new. They have been drawn upon, it is true; but how? The writer of the new book often does not understand the old books thoroughly, and yet he is unwilling to take their exact words; so he bungles them, and says in his own bad way that which has been said very much better and more clearly by the old writers, who wrote from their own lively knowledge of the subject. The new writer frequently omits the best things they say, their most striking illustrations, their happiest remarks; because he does not see their value or feel how pregnant they are. The only thing that appeals to him is what is shallow and insipid.
It often happens that an old and excellent book is ousted by new and bad ones, which, written for money, appear with an air of great pretension and much puffing on the part of friends. In science a man tries to make his mark by bringing out something fresh. This often means nothing more than that he attacks some received theory which is quite correct, in order to make room for his own false notions. Sometimes the effort is successful for a time; and then a return is made to the old and true theory. These
