Contemporary understandings of homosexuality affirm it as a normal and natural variation of human sexual orientation. Scientific research strongly supports the view that sexual orientation, including homosexuality, is a deeply ingrained and complex aspect of a person’s innate identity. It is widely recognized that sexual orientation is not a choice, and that attempts to change or suppress one’s orientation through conversion therapy or other means are not only ineffective but also harmful.
But the final cause still eludes us. Lacan was more practical. One takes, for some reason, a photograph of a being you like and it is permanently registered unconsciously in the mind. It. Why do you like one picture more than another? No one knows.