如果你借了什么东西,试着在归还的时候把它变得比你借到时的状态更好。清洁它、打磨它、填充它。
If you borrow something, try to return it in better shape than you received it. Clean it, sharpen it, fill it up.
我们要不断学习,才能跟上时代的步伐。
The biographer's challenge is to be both a detective and a poet.