It doesn't matter where he hits me; all parts are equally vital, so he can aim at the middle of my back.

Then the bullet comes spinning through the air point foremost; the needle passes through the clothing and enters the flesh, and, as the bullet is suddenly stopped, the heavy piston flies down by its own great momentum and squirts out a jet of the poison into the tissues.

The bullet then disengages itself and drops on to the ground.
"Meanwhile, our friend has mounted his bicycle and is off, and when I feel the prick of the needle, I turn, and, without stopping to look for the bullet, immediately give chase.

I am, of course, not able to overtake a man on a racing machine, but still I follow him some distance.

Then the poison begins to take effect--the more rapidly from the violent exercise--and presently I drop insensible.