SOURCE: "Prof. Alexander's Gifford Lectures," in Nature, August 26, 1920, pp. 798-801.

In the following essay, Haldane considers Alexander's Space, Time and Diety in the context of Albert Einstein's general theory of relativity.

Prof. Alexander has written a book which requires more than cursory reading. It deserves careful study. For it embodies a thoroughly modern exposition of New Realism in full detail. Moreover, these two volumes are not merely the outcome of a sustained effort at accurate investigation. They are distinguished by their admirable tone and temper. The author is throughout anxious to understand and to represent faithfully the views of those with whom he is in controversy. His reading of what has been written by the great thinkers of other schools has been closer and more intelligent than that of most New Realists, and he displays no traces of arrogance. He has done all he could to appreciate the...