1. Don't get ahead of yourself.别操之过急。
e.g: You just started training, don’t get ahead of yourself and expect instant results.
2. I'll sleep on it.我会再考虑一下。
e.g: Thanks for the offer, but I’ll sleep on it before giving you an answer.
3. I owe you one.我欠你一个人情。
e.g: You saved me from being late. I owe you one!
4. Let's put it this way.让我们这么说吧。
e.g: You saved me from being late. I owe you one!
5. I wouldn't mind.我不介意。
e.g: I wouldn’t mind going for ice cream after dinner.