Read it through once

‘There is something in that boy’s face,’ said the old gentleman to himself as he walked slowly away, tapping his chin with the cover of the book, in a thoughtful manner; ‘something that touches and interests me. _Can_ he be innocent? He looked like--Bye the bye,’ exclaimed the old gentleman, halting very abruptly, and staring up into the sky, ‘Bless my soul!--where have I seen something like that look before?’