Final answer:
The sentence conveys the importance of honesty as the foundation upon which other virtues are built, using a semicolon to link two related independent clauses. It underscores honesty as a cornerstone virtue in various contexts and philosophies.
Step-by-step explanation:
The phrase 'the first requirement is honesty; everything else follows' asserts the fundamental importance of honesty as a precursor to all other values. The semicolon is used correctly to connect two independent clauses that are closely related in thought. This emphasis on honesty is reflected in various contexts, from everyday interactions to broader societal expectations. In a philosophical sense, honesty's role as a cornerstone virtue is highlighted, suggesting that without it, other virtues may not be as effectively practiced or valued. It is a call to prioritize honesty as a value and as a personal quality to be cultivated and respected.