YOU SAID:

The only thing have learned from history is that we have not learned from history

INTO JAPANESE

歴史から学んだことは、歴史から学んだことがないということだけです。

BACK INTO ENGLISH

All we learned from history is that we have never learned from history.

INTO JAPANESE

歴史から学んだことは、歴史から学んだことがないということです。

BACK INTO ENGLISH

What I learned from history is that I have never learned from history.

INTO JAPANESE

私が歴史から学んだことは、私が歴史から学んだことがないということです。

BACK INTO ENGLISH

What I learned from history is that I have never learned from history.