"I don't know a high C from a low C"

The quote "I don't know a high C from a low C" by Brett Somers is an expression of humbleness and self-awareness relating to one's own restrictions or absence of proficiency in a particular field, in this context likely music or singing. The terms "high C" and "low C" are referrals to musical notes; a high C would be the higher-pitched variation of the note, and a low C would be its lower-pitched counterpart.

This phrase is typically used metaphorically to convey ignorance or unfamiliarity with something that might be obvious to somebody with knowledge or ability in that location. Essentially, Somers is admitting to not being able to distinguish between what are considered fundamental elements in a specific discipline. It highlights her recommendation that the nuances or details of this subject are lost on her.

Such admissions can serve several purposes. They can be deactivating, as acknowledging a lack of understanding can typically make a person seem more relatable or friendly. It removes any pretense of know-how and welcomes others with more info to contribute, cultivating an environment where learning is more accessible. In the context of Somers, who was a television personality understood for her sharp wit, this statement might also have a humorous undertone, underscoring that her skills lie in other places.

Moreover, this self-deprecating humor might be a way to deflect prospective criticism or judgment. By confessing a lack of knowledge up front, there's less room for others to use that as a point of critique. It's a proactive step in owning one's restrictions and not pretending to be what one is not.

In summary, Brett Somers' quote illustrates a truthful fight with individual limits concerning musical understanding. It acts as a reliable communication tool to engage others, potentially motivating dialogue and learning, while likewise showcasing a side of humility and humor.