"On the comparative anatomy of the vermiform appendix, by James M`Murdo O'Brien," said the Professor, sonorously. "It is a glorious subject--a subject which lies at the very root of evolutionary philosophy."
"Ah! she is the dearest girl," cried O'Brien, with a sudden little spurt of Celtic enthusiasm--"she is the soul of truth and of honour."
"The vermiform appendix----" began the Professor.
"She is an angel from heaven," interrupted the other. "I fear that it is my advocacy of scientific freedom in religious thought which stands in my way with her."
"You must not truckle upon that point. You must be true to your convictions; let there be no compromise there."
"My reason is true to agnosticism, and yet I am conscious of a void--a vacuum. I had feelings at the old church at home between the scent of the incense and the roll of the organ, such as I have never experienced in the laboratory or the lecture-room."
"Sensuous-purely sensuous," said the Professor, rubbing his chin. "Vague hereditary tendencies stirred into life by the stimulation of the nasal and auditory nerves."
"Maybe so, maybe so," the younger man
