I'm at a payphone trying to call home, all of my change I spent on you.

你看到了，但你没有观察到。

加强国际合作，推动煤炭行业技术和管理水平的提升。

To say something is to perform an action， and to perform an action is to do something with words.

译文：用人如同使用器具，应取其专长。主张根据才能特点任用，反对求全责备。