YOU SAID:
His memory hasn’t changed since that night.
INTO JAPANESE
彼の記憶はその夜から変わっていない。
BACK INTO ENGLISH
His memory hasn't changed since that night.
INTO JAPANESE
彼の記憶はその夜から変わっていない。
BACK INTO ENGLISH
His memory hasn't changed since that night.
That didn't even make that much sense in English.