It's like you're dreaming of Gorgonzola when it's clearly Brie time, baby. Step into my office.
We need only recognize that the possibilty exists to understand that "I didn't choose" doesn't necessarily mean there was no choice in the matter. There are lots of outcomes that people don't choose that are nonetheless a product of behavior.
So are you saying that sexual orientation isn't an immutable characteristic? I realize that there's such a thing as environmental sexual orientation, which is more along the line of a choice rather that sexual orientation being a circumstance of birth. Why does choice have to be involved with sexual orientation?
Please, help me to not become a social pariah!
Once, when I was a kid, my mother made me stretch out her new heels so I'm worried that I'm already on the way. Save me!
I should also point out that immutable characteristics can also be behavioral in origin. There are many examples of "critical periods" in development where behavior at a particular stage will irreversibly affect you for the remainder of your life.