每个数学问题都有一个解决方案；只是需要时间和努力去找到它。
Every mathematical problem has a solution; it just takes time and effort to find it.
能源转型为我们的行业带来了挑战和机遇。
Sustainability is no longer an option; it's a necessity for survival in our industry.
作家的职责是为不能发声者发声。