bread-and-butter-motor

Updated: June 19, 2025

If we can succeed in getting an answer to the question, What makes the human automobile go? we shall have the key to half its secrets at once. It is fuel, of course; but what kind of fuel? How does the body take it in, how does it burn it, and how does it use the energy or power stored up in it to run the body-engine? Man is a bread-and-butter-motor.

Woods Hutchinson - A Handbook of Health