It was the custom of Shakespeare's age, to conclude acts and scenes with a couplet, a custom which was continued for nearly a century afterwards.
[Footnote II.5: The understanding of himself,] i.e., the just estimate of himself.
[Footnote II.6: Vouchsafe your rest] Please to reside.
[Footnote II.7: Of us,] i.e., over us.
[Footnote II.8: In the full bent,] To the full stretch and range—a term derived from archery.
[Footnote II.9: The trail of policy] The trail is the course of an animal pursued by the scent.