As they reached the dim vestibule above, Catesby took him by the arm and looked him searchingly in the face, as he said: "Maybe thou art in the right.

It may be better so.

But thou must swear one thing ere thou goest hence, and that is--to reveal to no living soul what thou hast seen this night.

Know, boy, that if thou wilt not swear this--" But Cuthbert shook himself free, and looked proudly at his interlocutor.
"Nay, threaten me not, good Master Catesby, else I may be moved to defy thee and thy power.

For the goodwill I bear thee, and for that I loathe and abhor those craven souls who will betray their fellow men to prison and death, I will give thee my word of honour to hold sacred all that I have seen and heard in this house this night.