Meaning: The quote by George Grey Leader reflects the observation of a significant issue in a specific region of Brazil. The language used suggests a sense of concern and urgency regarding the situation. The quote implies that the mentioned "great evil" has been allowed to persist for a considerable period and is now progressing towards a critical point that will ultimately lead to the downfall of the current government in that area. The use of the word "curious" in the phrase "offered the curious spectacle" indicates that the situation is both intriguing and troubling, prompting a deeper examination.

The mention of Brazil in the quote points to a particular geographical location, indicating that the issue at hand is specific to that region. The use of the term "great evil" conveys the magnitude and severity of the problem, suggesting that it is not simply a minor concern but a fundamental threat to the stability and governance of the area. The phrase "long suffered to exist" implies that the problem has been present for an extended period without effective resolution, indicating a sense of negligence or inability to address the issue in a timely manner.

Furthermore, the quote alludes to the gradual yet inevitable progression of the problem towards a state of imminent and irreversible damage to the existing government. This suggests a sense of impending crisis and the potential collapse of the established political authority. The use of the word "advancing" signifies that the situation is not stagnant but actively developing, posing a growing threat to the stability and governance of the region.

George Grey Leader, the author of the quote, was a British colonial administrator and explorer who had firsthand experience with governance and societal issues in various regions. His observations and insights were often informed by his experiences in different parts of the world, allowing him to offer informed commentary on the state of affairs in specific locations.

In terms of historical context, Brazil has experienced various challenges throughout its history, including political instability, social inequality, and economic hardships. The quote may reflect the broader issues that have plagued Brazil, particularly in the context of governance and social order. It may also refer to specific events or conditions that were prevalent during the time when George Grey Leader made this observation.

From a broader perspective, the quote serves as a reminder of the complex and multifaceted nature of societal challenges. It underscores the importance of addressing issues that pose a fundamental threat to the stability and governance of a region. The use of evocative language, such as "great evil" and "inevitable destruction," conveys a sense of urgency and emphasizes the severity of the situation.

In conclusion, the quote by George Grey Leader encapsulates a sense of concern and foreboding regarding a pressing issue in a specific part of Brazil. It highlights the gravity of the situation and the potential ramifications for the existing government. The quote encourages a deeper examination of the underlying problems and serves as a reminder of the challenges inherent in governing complex societies.