Page:Lifelettersoffaradayjonesvol1.djvu/14

 VI PEEFACB TO THE SECOND EDITION. This leaves no doubt, that Faraday rose from that large class which lives by the hardest muscular labour, and can give but little for mental food ; and yet by his own brain-work he became in his day the foremost of that small class which, by the mind alone, makes the glory of humanity. H. B. J. March 18th, 1870.