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

In times of crisis, true leadership is measured by actions, not words.

电影的美妙之处在于它可以带你去世界任何地方，你可以讲述任何你想讲的故事。

我们必须超越当前的技术，以满足未来的能源需求。