Plain Facts for Old and Young by John Harvey Kellogg

2. If a child has been properly conceived, the duty then devolves upon

the mother to secure its proper development. Is beauty desired, let the mother be surrounded with beautiful objects; and let her mind dwell upon such objects. If an active mind and brilliant intellect are required, the mother should devote considerable time to study and mental labor of a pleasant nature. The moral nature should be carefully cultivated, to insure a lovely disposition. No angry words or unhappy feelings should be tolerated. Purity of heart and life should be maintained. The husband should do his part by supplying favorable surroundings, suggesting cheerful thoughts, and aiding mental culture.