There must be some explanation of that abnormality and it is my business to discover it.

But the facts in my possession yield no such explanation.

Therefore it is my purpose to search for new facts which may give me a starting-point for an investigation." This exposition of Thorndyke's proposed conduct of the case, reasonable as it was, did not impress me as very convincing.

I found myself coming back to Marchmont's position, that there was really nothing in dispute.
But other matters claimed our attention at the moment, and it was not until after dinner that my colleague reverted to the subject.
"How should you like to take a turn round to New Inn this evening ?" he asked.
"I should have thought," said I, "that it would be better to go by daylight.

Those old chambers are not usually very well illuminated." "That is well thought of," said Thorndyke.