我看到了,我忘记了;我听到了,我记住了;我做过了,我理解了。
The past is always tense, the future perfect.
The mining industry is cyclical, but great companies are built by those who can navigate the downturns as well as the booms.
如果一件事太难,我们就换别的。还有比这更简单的吗?
One way of looking at speech is to say that it is a constant stratagem to cover nakedness.