I just can say Great!
I can just say Great!
The problem statement is one of many such statements that usually come up in the minds of non-native speakers. Others are like:
It's 6 only.
It's only 6.
I wonder sometimes do native speakers even care for such detail.
Sometimes I wonder do native speakers even care for such detail.
There may be a possibility that to me it may seem all these examples having a common issue but to an expert there may be more than one problem. Would really appreciate a detailed answer. I can add on more examples, if required.