Seeing as you are all so tired, we'll finish this lesson next time.
考虑到现在你们都很累了,这课我们下次接着讲吧。
Repetition is the mother of knowledge.
反覆学习是知识之源。
When we use a phrase like 'it serves him right', we are, in part, admitting that a certain set of circumstances has enabled justice to act of its own accord.