Why this: "What was before, may be to-day.
Since Samuel's ghost appeared to Saul,—of course
My brother's spirit may appear to me."
Go tell your teacher that! What 's his reply?
What brings a shade of doubt for the first time
O'er his brow late so luminous with faith?
"Such things have been," says he, "and there 's no doubt
Such things may be: but I advise mistrust
Of eyes, ears, stomach, and, more than all, your brain,
Unless it be of your great-grandmother,