The New Revelation by Arthur Conan Doyle

Many more philosophic minds than mine have thought over the religious side of this subject and many more scientific brains have turned their attention to its phenomenal aspect. So far as I know, however, there has been no former attempt to show the exact relation of the one to the other. I feel that if I should succeed in making this a little more clear I shall have helped in what I regard as far the most important question with which the human race is concerned.