Core Viewpoint - The article discusses the financial implications of government spending on public transportation and university funding, highlighting the ongoing legal battle between Harvard University and the Trump administration over funding issues and the broader impact of such financial decisions on educational values and public services [2][5][8]. Group 1: Government Spending on Public Transportation - The construction of metro systems, such as the one in Xi'an, has uncovered over 1,300 ancient tombs, raising questions about the profitability of such projects [3]. - Despite the historical significance, many metro systems, including the world's oldest in London, continue to operate at a loss, with some stations being described as "the loneliest metro stations" due to their remote locations [3][4]. - For local governments, metro systems serve not only as public transport but also as a means to stimulate economic growth along the lines, increasing land prices and generating revenue through land sales [3]. Group 2: Harvard University vs. Trump Administration - Harvard University has taken a strong stance against the Trump administration, refusing to compromise on funding issues, which has led to a legal confrontation [5][8]. - The conflict stems from the administration's actions that Harvard argues undermine the core values of higher education, emphasizing the importance of maintaining these principles amidst financial disputes [5][8]. - Other universities have opted for compromises in funding disputes, contrasting with Harvard's approach, which has resulted in a more aggressive legal strategy [5][8]. Group 3: Mosquito Control Research - The article mentions the release of sterilized male mosquitoes as a method to control mosquito populations, which has shown significant success in places like Singapore, where mosquito numbers dropped by nearly 90% [10]. - This method targets the Aedes mosquito, known for transmitting diseases like dengue fever, highlighting the innovative approaches being taken in public health research [10].