It may have occurred (and very naturally too) to such as have had the curiosity to read the title of this lecture, that it must necessarily be a very dry and difficult subject; interesting to very few, intelligible to still fewer, and, above all, utterly incapable of adequate treatment within the limits of a discourse like this.
Lectures and Essays, by the Late William Kingdon Clifford, On the Aims and Instruments of Scientific Thought (p. 85), Macmillan & Company Ltd. 1886