I want to eat what I like, and as much as I like, whether it's six calories or six thousand!" Billy chuckled, but she raised her hands in pretended shocked protest.
"Six thousand! Mercy! Bertram, I don't know what would happen if you ate that quantity; but I'm sure you couldn't paint.

You'd just have to saw wood and dig ditches to use up all that vital energy." "Humph!" scoffed Bertram.
"Besides, this is for _efficiency_," went on Billy, with an earnest air.

"This man owns up that some may think a 2,000 calory ration is altogether too small, and he advises such to begin with 3,000 or even 3,500--graded, of course, according to a man's size, weight, and occupation.

But he says one famous man does splendid work on only 1,800 calories, and another on even 1,600.

But that is just a matter of chewing.