How do I say 'I know, right?'

就是说 is the conversational glue that shows you are not just hearing someone — you are tracking, agreeing, and backing them up. It is functionally equivalent to “I know, right?” or “That’s exactly what I’m saying,” but it comes from a different grammatical place.

The literal meaning is “that is to say” — and it still works that way when used mid-sentence to rephrase something. But as a standalone conversational response, 就是说！or 就是说啊！means “exactly! you put it perfectly!” It validates the other person’s statement as correct and resonant.

The conversational signal vocabulary:

• 就是说！ — “That’s what I’m saying! / Exactly!”
• 对吧？ — “Right?” — a gentle tag question inviting agreement.
• 是不是？ — “Isn’t it?” — slightly more insistent, pushes for confirmation.
• 没错！ — “Not wrong! / That’s right!” — strong, direct agreement.

These small conversational signals are what separate someone who speaks Chinese from someone who converses in Chinese. They are the difference between being understood and being a good person to talk to.