Stay hungry for knowledge, and you’ll never run out of opportunities.
解释:河水成冰,不是一日的寒冷所致;积土成为高山,不是须臾的工夫就能完成。
The past is not behind us; it is within us.
分析的整个发展和运算过程现在都可以通过机械来执行。
英雄是懂得责任与自由同在的人。
The journey of solving a mathematical problem is as important as the solution itself, for it teaches us patience, persistence, and the joy of discovery.