A: What are you saying?
    - 너 무슨 말을 하고 있어?

B: What I'm saying is..
    - 내 말은...

A: What is it?
    - 뭔데?

B: To make a long story short,
    - 간단하게 말하면, 
    You should see it for yourself.
    - 직접 봐야해.