"No human being will ever know the Truth, for even if they happen to say it by chance, they would not even known they had done so"

The quote by Xenophanes uses an extensive reflection on the nature of truth and human understanding. It can be unpacked to expose numerous layers of meaning about the limitations of human perception, knowledge, and the intricacies of conceptualizing truth.

First of all, Xenophanes suggests that absolute truth is eventually beyond human reach. This concept challenges us to question the confidence we put in our beliefs and knowledge. No matter how innovative our understanding or how advanced our thinking, we may still just comprehend pieces of the wider, complex reality.

The expression "No human being will ever understand the Truth" highlights the humility needed in the pursuit of knowledge. It suggests that fact, if it exists in an outright form, is something that remains elusive to human cognition. This can be seen as a critique of dogmatism and an encouragement towards hesitation and objectivity. In philosophical terms, this resonates with epistemological obscurity, proposing that human understanding is always provisional and based on revision.

The 2nd part of the quote, "for even if they happen to say it by chance, they would not even understand they had done so", highlights the unconscious nature of stumbling upon reality. Even if a person were to articulate a fact, they might do so by accident, without the awareness or intention of expressing an extensive truth. This speaks to the accidental nature of human insights, recommending that much of what we may think about 'facts' are circumstantial or coincidental rather than the result of purposeful inquiry.

Xenophanes' point of view likewise implores readers to recognize the difference in between understanding and reality. Perceptions are naturally subjective and susceptible to mistake, while truth exists individually of human interpretation. The quote welcomes a balance of skepticism and curiosity-- to continually look for understanding while accepting the inherent constraints of human cognition.

In conclusion, Xenophanes points to an important, simple approach to understanding, recognizing the fragility and fallibility of human claims to fact. It motivates a lifelong mission for understanding, paired with an approval that complete comprehension may forever avoid us.