"You must be capable of two things to do an autopsy. The first thing
is that you must have no sense of fear." At this point, the lecturer sticks
his finger into the dead man's anus, and then licks it. He asks all the students
to do the same thing with the corpses in front of them. After a couple of minutes'
silence, they follow suit.
"The second thing is that you must have an acute sense of observation: I stuck my middle finger into the corpse's anus, but I licked my index."