Spending an hour with one good book is far better than shopping for three more that will only add to your guilt and collection of things undone.

一小时读上一本好书远远好于买书超过三本，只能徒增愧疚，让待办事项更多而已。

youdao

If we leave things undone, we will eventually worry. This will then cause unnecessary stress.

我们若没把事情做完，终究还是会操心，而这样会造成不必要的压力。

youdao

He says the poet shows a married couple suffering from things done and undone.

VOA: special.2010.04.05

Is he going to be presenting these issues, these things left undone, as second-term issues, reasons why he needs to be reelected?

WHITEHOUSE: Press Briefing