According to Jewish mythology, in the Garden of Eden there is a Tree of life, or the "Tree of Souls",[1] that blossoms and produces new souls, which fall into the Guf, the "Treasury of Souls". Gabriel reaches into the treasury and takes out the first soul that comes into his hand. Then Lailah, the Angel of Conception, watches over the embryo until it is born. According to Rabbi Isaac Luria, the trees are resting places for souls; sparrows can see the soul's descent, explaining their joyo...