You seem a youth of the fairest promise; but how often have I let these impulses deceive me! You talk of logic, but is it more than talk?
Man, they say, is a reasonable being.

They are wrong.

He is only a being capable of reason." "Try me," said Andrew.
The stranger resumed in a lower key: "You do not understand what you ask as yet," he said; "still less what we would ask in return of you." "I have seen something to-day," said Andrew.
"But you are mistaken in its application.

You think I followed the man lately deceased as pertinaciously as you followed me.

You are wrong.
When you met me in Chancery Lane I was in pursuit of a gentleman to whose case I have devoted myself for several days.