A Palestinian living illegally in Israel, Musa said he feels both rage and humiliation when security guards and strangers in the street mark him as a potential terrorist by the pigmentation of his skin and the contours of his face. This happens all the time, he says. But he feels equally unwelcome in Ramallah, his home town in the West Bank, where Palestinian society -- even members of his family -- treat him as an outcast because he is gay.