YOU SAID:
For the rest of his life, he could never stop thinking about her and it drove him to the brink of insanity
INTO JAPANESE
残りの人生、彼は彼女のことを考えるのをやめることができず、それが彼を狂気の瀬戸際に追いやった
BACK INTO ENGLISH
For the rest of his life he couldn't stop thinking about her and it brought him to the brink of insanity
INTO JAPANESE
残りの人生、彼は彼女のことを考えるのをやめることができず、それが彼を狂気の瀬戸際に追いやった
BACK INTO ENGLISH
For the rest of his life he couldn't stop thinking about her and it brought him to the brink of insanity
That didn't even make that much sense in English.