YOU SAID:

let no man glory in the greatness of his own mind

INTO JAPANESE

誰も自分の心の偉大さを誇ってはならない

BACK INTO ENGLISH

Let no one boast about the greatness of his own heart

INTO JAPANESE

だれも自分の心の偉大さを誇ってはならない

BACK INTO ENGLISH

Let no one boast about the greatness of his own heart