The body machine is self-building or self-growing, self-lubricating and self-repairing.
A simple knowledge, only, is necessary for proper (preventive) care of the body machine.
All that Nature requires of man is to supply fuel preferred and, therefore, prescribed by Normal Appetite and to direct the energy generated along alluring lines of usefulness.
Nature requires no sacrifices and imposes no penalties for obeying her beneficent demands.
Natural Laws are easily comprehended if studied objectively.
Ill health, inharmony and unhappiness come only from disobeying Nature.
God (obeyed) is Only Good.
NATURE STUDY
Nature cannot be profitably studied alone through books.