Lillian Eichler,
Book of Etiquette, Volume 2, Part 3…
(1921)
“ And there can be nothing more invigorating to the tired hostess than a brisk game of lawn tennis on a sunny afternoon. To the splendid outdoor games of America, our young women owe their lithe, graceful bodies and their glowing good health; and our young men owe their well-knit forms and muscular strength. No appeal can be too strong in encouraging people to indulge more freely in outdoor sports—and especially people who spend a great deal of their time in businesses that confine them to offices. ”
