There's a corner of Jewish mysticism where the veil between worlds feels thin enough to touch. Practical Kabbalah lives there. It's all about calling upon souls — reaching out to them across that veil. But how does one actually do it?

According to Tree of Souls, a beautiful exploration of Jewish mystical concepts, the key, the secret weapon, is knowing the spirit's name. Names have power, don't they? Our own names are tied to our identity, our sense of self. When someone uses your name, they have your attention. It’s like a little key unlocking a door. Apparently, it works the same way with souls.

The SAFE0, a collection of teachings by Rabbi Yaakov Yosef of Polonne, a prominent disciple of the Baal Shem Tov, hints at this. So does the SAFE1 itself, a compilation of stories and teachings attributed to the Baal Shem Tov, the founder of Hasidism. These texts imply that invoking a soul by its name compels it to respond. It can't resist coming forth.

Why is this? What's so special about a name? Well, in Kabbalistic thought, names aren't just arbitrary labels. They are vessels. They are containers of energy, of essence. The name of something is that thing, in a fundamental way. So, to know a soul's name is to know something incredibly deep and intimate about that soul.

The purpose of calling upon souls? A myriad of reasons. To answer questions that plague us. To assist in earthly tasks that feel overwhelming. Even to help with heavenly tasks, things beyond our mortal comprehension. SAFE0 104, another collection of Baal Shem Tov's teachings, and SAFE1 131 in the Sefer Ba'al Shem Tov both touch on this idea of seeking assistance from these invoked souls. We see echoes of this concept even in SAFE3 42d, a Midrashic (rabbinic interpretive commentary) commentary on the Book of Exodus.

Of course, this isn't a simple parlor trick. We're not talking about a ghostly Ouija board session. The Kabbalistic approach is steeped in intention, in reverence, in a deep understanding of the spiritual realms. It requires knowledge, preparation, and respect.

But the core idea remains: connection is possible. That we are not alone. That there are forces, energies, souls, that can be accessed, if we know how to call them. If we know their name.

It makes you wonder, doesn't it? What names are we searching for? What connections are we yearning to make? And what power might we unlock, simply by knowing the right word?