An Examination of Sir William Hamilton's Philosophy, and of the Principal Philosophical Questions discussed in his Writings . By JOHN STUART MILL. London: Longmans. 1865. The work bearing the above title is an octavo volume, consisting of twenty-eight chapters, and five hundred and sixty pages. This is no great amount of print; but the amount of matter contained in it is prodigious, and the quality of that matter such as to require a full stretch of attention. Mr Mill gives his readers no superf