一个群体的性格和命运，往往由其最低劣的成员决定。
The character and destiny of a group are often determined by its inferior elements.
读书时刻苦用心，才能达到一字千金的层次。
Sustainability isn’t a buzzword; it’s a business imperative.
The quality of governance is a crucial determinant of economic development.
Truth is not a single point but a constellation of perspectives.