There's no love lost.So I'm not your brother in Islam? If you're not for me, or worse, against me, you can't harm me either way. I utter the Shahadah.
Hillel says, "If I am not for myself, who will be for me? But if I am only for myself, who am I? If not now, when?" Ethics of the Fathers, 1:14
I'm not going to lie, I read their traditions voraciously out of curiosity.