And when, seeing his interest in the matter, I went more into detail as to its terms, he spoke: "Good! Now I know where my duty lies!" With a sinking heart I heard him.

Such a phrase, coming at such a time, seemed to close the door to my hopes of enlightenment.
"What do you mean ?" I asked, feeling that my question was a feeble one.
His answer emphasized my fears: "Trelawny knows what he is doing.

He had some definite purpose in all that he did; and we must not thwart him.

He evidently expected something to happen, and guarded himself at all points." "Not at all points!" I said impulsively.

"There must have been a weak spot somewhere, or he wouldn't be lying here like that!" Somehow his impassiveness surprised me.