The criminal knows his work and all the tricks of it; and he is always on the watch for chances.

Moreover, he knows by experience what these chances are likely to be, and how they usually come.

The other person is only careful; he doesn't know all the tricks and pits that may be made for him, and by some little oversight or other he falls into the trap.

When we know all about this case, you will wonder that you did not see the method of it all along!" This seemed to annoy Mr.Corbeck a little; there was decided heat in his manner as he answered: "Look here, my good friend, there is not anything simple about this case--except that the things were taken.

The window was closed; the fireplace was bricked up.