Final answer:
While Parmenides posits that reality is unchanging and that speaking of non-being is nonsensical, Kabbalists articulate what the divine Ein Sof is not. Despite the apparent contradiction, Ein Sof's unchanging nature could align with Parmenides' static being, although resolving their ontological differences might require a more nuanced philosophical approach.
Step-by-step explanation:
To explore whether it is possible to derive a case where Ein Sof can exist while still observing Parmenides' ontological rules, we must consider the nature of existence according to Parmenides and juxtapose it with the concept of Ein Sof in Kabbalah. Parmenides asserted that reality is changeless and that all that exists has always been and is not subject to change; he relied on rational thought over sensory perception. Therefore, according to Parmenides, speaking about what is not (non-being) is akin to speaking about nothing, leading to a logical contradiction. By contrast, Ein Sof is considered to be the unconditional and unknowable, and Kabbalists articulate what Ein Sof is not, rather than what it is, to avoid attributing any form or limitation to the divine.
In seeking compatibility within Parmenides' framework, we face an intellectual challenge as the negative theology of the Kabbalists—expressing Ein Sof through negation—appears at odds with Parmenides' view that speaking of non-being is nonsensical. However, one could argue that Ein Sof's existence is not predicated on change, thereby not contradicting the static being Parmenides describes. Instead, the unknowability of Ein Sof could be seen as aligning with Parmenides' distrust of the senses and the deceptive nature of appearances.
Nevertheless, resolving this tension might be more profound in that the interpretation of Parmenides might need to be reconsidered in light of abstract concepts that are not readily addressed in his ontology. Thus, the existence of Ein Sof may necessitate a more nuanced philosophical synthesis beyond the strict boundaries of Parmenidean thought.