The string is a stark data structure and everywhere it is passed there is much duplication of process. It is a perfect vehicle for hiding information.

管他呢，干就完了。

我们对月球表面的了解比对海底的了解还要多。

"If you don't jump on the new, you don't survive."

"The moment you doubt whether you can fly, you cease for ever to be able to do it."

The best fertilizer is the farmer's shadow in the field.