"”Those lascivious “day-dreams” and amorous reveries, in which young people-and especially the idle and voluptuous, and the sedentary and the nervous-are exceedingly apt to indulge, are often the sources of general debility, effeminacy, disordered functions, premature disease, and even premature death, without the actual exercise of the genital organs! Indeed, this unchastity of thought-this adultery of the mind-is the beginning of immeasurable evil to the human family.”"