"Infusorian" Quotes from Famous Books
... animals in stagnant water grow to full size and each divides simply into two to form a new generation; how this simple asexual process continuing for several generations results in growing weakness and old age, steadily decreasing size, steadily decreasing vitality until there comes a time when one infusorian unites with another. There sex begins. That union of two individuals is required to restore youth, to refresh vitality and energy, and to produce greater variety in the forms of life. When a boy or girl knows these simple facts, he is better able to understand the power of ... — The Social Emergency - Studies in Sex Hygiene and Morals • Various |