58), points out that nakedness cannot act sexually or immorally on the child, since the sexual impulse has not yet become pronounced, and the earlier he is introduced to the naked in nature and in art, as a matter of course, the less likely are the sexual feelings to be developed precociously.

The child thus, indeed, becomes immune to impure influences, so that later, when representations of the nude are brought before him for the object of provoking his wantonness, they are powerless to injure him.

It is important, Enderlin adds, for familiarity with the nude in art to be learnt at school, for most of us, as Siebert remarks, have to learn purity through art.
Nakedness in bathing, remarks Boelsche in his _Liebesleben in der Natur_ (vol.iii, pp.

139 et seq.), we already in some measure possess; we need it in physical exercises, at first for the sexes separately; then, when we have grown accustomed to the idea, occasionally for both sexes together.

We need to acquire the capacity to see the bodies of individuals of the other sex with such self-control and such natural instinct that they become non-erotic to us and can be gazed at without erotic feeling.