Read it through once

The three looked at me, but not distrustfully; I felt there was no suspicion in their glances: there was more of curiosity. I speak particularly of the young ladies. St. John’s eyes, though clear enough in a literal sense, in a figurative one were difficult to fathom. He seemed to use them rather as instruments to search other people’s thoughts, than as agents to reveal his own: the which combination of keenness and reserve was considerably more calculated to embarrass than to encourage.