“If the Jews want to become free, they should profess belief not in Christianity, but in the dissolution of Christianity, in the dissolution of religion in general, that is to say, in enlightenment, criticism, and its consequences, free humanity.”
fairly dangerous thing to do. this would also be conversion: from belief in Judaism to belief in enlightenment. and there was a hardy synthesis of those two beliefs, but it did not involve professing the dissolution of Christianity. more like the aesthetic adherence to Christianity.