12 FEBRUARY 1927, Page 20

The Motor Car and Its Story has a charming sentence

: " A little fellow of five years surprised me by asking what. energy is, and unfortunately his question could not be answered easily." Fellows of fifty, even, are still delving into the. mysteries of energy. But the treatment of " How Energy Drives the 'Car " is interesting. Anyone who reads these concluding chapters attentively will understand (if he does not already know) what mighty miracles are involved in " making the wheels go round." Our modern life is bound up with miraculous forces, existent from eternal to eternal, but only recently apprehended and tamed. In F1'ireless without Worry we arc speaking face to face, almost too familiarly, with the powers of the voluble aether.

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