Sentence examples for never understand from inspiring English sources

I'll never understand that.

You'll never understand why.

"They'll never understand it.

You will never understand.

Securities lawyers never understand finance.

I will never understand it".

"You will never understand it.

I can never understand why.

That is what normal people never understand.

What's "progressive" about that, I'll never understand.

They could never understand how to thrill.