Thus Eulenburg and Julian Marcuse (_Sexualpaedagogik_, p.

264) emphasize the importance of air-baths, not only for the sake of the physical health of the young, but in the interests of rational sexual training.

Hoeller, a teacher, speaking at the same congress (op.cit., p.

85), after insisting on familiarity with the nude in art and literature, and protesting against the bowdlerising of poems for the young, continues: "By bathing-drawers ordinances no soul was ever yet saved from moral ruin.

One who has learnt to enjoy peacefully the naked in art is only stirred by the naked in nature as by a work of art." Enderlin, another teacher, speaking in the same sense (p.