human
Are you sure that that spot is blood?
gpt
Are you sure whether a deed is signed or is not signed when you see it? retorted the anatomist.
human
Yes; that spot has been caused by a drop of blood falling there--a very minute drop. Of that there can be no doubt. And now we must proceed to examine the body externally. If there should be nothing to be learned from that, we must see what revelations the knife may bring to light.