He was the one who wanted to tie up the loose ends, not me.

是他要消除后患的 不是我。

Point is it ties up the loose ends.

重点是消除隐患。

I have to tie up the loose ends.

我必须解决后患。

I knew your father wanted a successor — some one who'd try and tie up the loose ends.

我知道你父亲想要一个继任者——一个会努力解决未解决问题的人。