ask oneself  自己问自己，扪心自问

　　Well then ask yourself this. 那你问问自己吧。

　　You should ask yourself why you're doing that. 你得问问自己，到底为什么会那么做。

　　I'd have to ask myself what kind of person would do that. 我得好好问问自己，到底什么样的人会做出那种事情。

　　I spent thirty years working in an office.  我在一间办公室待了 30 多年。

　　Did you ever ask yourself if you enjoyed it? 你有没有扪心自问，自己是不是乐在其中？