The person caught hold of his arm, and, in spite of his efforts to disengage himself, detained him. " Thames glanced at the despatch, and, after a moment's reflection, inquired, "In what way is the attempt upon my life to be made?" "That I couldn't ascertain," replied Jack; "but I advise you to be upon your guard. "The worst of folly," replied Blueskin, returning to the table, and taking up a glass; "and, to put an end to it, I shall drink the health of Jack Sheppard, the housebreaker, and success to him in all his enterprises.