Human biology is simply more complex than you might like.
A kilt is a skirt. It's one worn by men, but it's a skirt.
Dicks. Why do you care what people do with their dicks? Decreed? By whom? Certainly not biology, which has given us a small percentage of gay people, and if you're religious, then people are gay because GOD made them that way.
If this is a Christian thing, I tend to respect the ones who have followed the words of Jesus as reported by Matthew and given away their wealth and followed him. It's a high bar, but those are the words.