最终，重要的不是你生命中的岁月，而是岁月中的生命。

The true value of a mining company lies in its ability to balance profit with environmental stewardship.

Happiness is beneficial for the body, but it is grief that develops the powers of the mind.

The universe is a vast and mysterious place, and we are just beginning to understand its secrets.

船舶自动转向的引入是一个相当困难的问题，但解决方案在于PID控制器的应用。