It is well known, and it is easier than you think to form the habit of living on next to nothing.

It is the first step that counts.' 'As they said of Saint Denis when he carried his head three steps after it was cut off,' said Madame Bernard thoughtfully, and without a smile.
'Precisely,' the doctor assented.

'I myself have seen a man sit his horse at a full gallop, without relaxing his hold, for fifty yards after he had been shot through the head.

The seat of the nerves that direct automatic motion is not in the brain, but appears to be in the body, near the spine.

When it is not injured, what used to be called unconscious cerebration may continue for several seconds after death.
Similarly, bodily habits, like feeling hunger or being insensible to it, appear to have their origin in those ganglions and not in any sort of thought.