The fundamental difference between Buddhism which recognizes the problem of the ego, and Judaism, is almost diametrically different. You see, ego is a problem, because it makes us self-centered, as apposed to God. But what if there was a form of ego, that made us God? In other words, the ultimate in Jewish spirituality, is when the Shechina (Hashem’s personal guide – but also to some extent, his general, i.e Torah and Mitzvos) becomes us.