这句话表达了茅以升对桥梁建设事业的执着追求和不懈奋斗的精神。
Invention is the mother of necessity.
The constant pursuit of wisdom is the highest goal of life.
伟大的领导者倾听多于发言。
语言不仅仅是符号系统,还是具有社会和文化重要性的一组实践。