The 'Duff Lectures' for 1888 were delivered by me at Edinburgh in the month of March. In introducing my subject, I spoke to the following effect:-
'I wish to express my deep sense of the responsibility which the writing of these Lectures has laid upon me, and my earnest desire that they may, by their usefulness, prove in some degree worthy of the great missionary whose name they bear.
'Dr. Duff was a man of power, who left his own foot-print so deeply impressed on the soil of Bengal, that its traces are never likely to be effaced, and still serve to encourage less ardent spirits, who are striving to imitate his example in the same field of labour.