Read the excerpt from Hamlet, Act I, Scene i. Marcellus: What! has this thing appear’d again to-night? Bernardo: I have seen nothing. Marcellus: Horatio says ’tis but our fantasy, And will not let belief take hold of him Touching this dreaded sight twice seen of us: Therefore I have entreated him along With us to watch the minutes of this night; What is the effect of this dialogue?