Is He a Link in the Chain?

Porlock is not quite a sound link between ourselves. He is the only flaw in that chain, so far as i have been able to test it. Let on by some rudimentary aspirations towards right, and encouraged by the judicious stimulation of an occasional ten pound note sent to him by devious methods, he has once or twice given me advance information which has been of value. That's genius, watson. But if i am spared by lesser men, our day will surely come. May i be there to see i exclaimed devoutly.