You Never Know
Meaning/Usage: Expressing that the unlikely could happen
Explanation: This is short for "You never can be certain of anything."
I don't think I'll get the job but you never know.
You never know. Some people don't mind the rain.
You never know. He still could change his mind.
A.
I don't think my husband wants to go with us.
B.
You never know. Have you asked him?
A.
Not yet, but I will tonight.
B.
I think that might be a good idea.
Other Common Sentences
It could happen.
Things still can change.