After I converted to ultra-Orthodox Judaism, I began to take on an entirely new life. I moved 200 miles to Brooklyn, guided only by faith. I spoke Yiddish, my style of dress was distinct, my thought process was Talmudic. But I was still gay. And this would eat at me the entire time.
If hate is learned, then it lies on our shoulders to teach our young kids acceptance before they continue hurting each other, and before they become adults who will likely pass their hatred to the next generation.
Regardless of one's view about sexual ethics, family values, or same-sex marriage, I believe that encouraging or contributing to violence against LGBT people, either directly or indirectly, is the true sin against nature and creation.