YOU SAID:
Sam didn't know that he had a vision.
INTO JAPANESE
サムは彼にビジョンがあることを知らなかった。
BACK INTO ENGLISH
Sam did not know that he had a vision.
INTO JAPANESE
サムは彼にビジョンがあることを知らなかった。
BACK INTO ENGLISH
Sam did not know that he had a vision.
That didn't even make that much sense in English.