My husband's family is military. Preparation is just, from that family perspective, it's just a part of what makes sense to do. You buy insurance for your house; you have a go bag.
Sex is... perfectly natural. It's something that's pleasurable. It's enjoyable and it enhances a relationship. So why don't we learn as much as we can about it and become comfortable with ourselves as sexual human beings because we are all sexual?
Cruel and cold is the judgment of man, Cruel as winter, and cold as the snow; But by-and-by will the deed and the plan Be judged by the motive that lieth below.

