No man (or one) is born wise or learned, it's his upbringing that counts.
［译］人非生而知之，乃学而知之。
Nothing is so necessary for travelers as languages.
［译］外出旅行，语言最要紧。
Nurture is above nature.
［注解］nurture教育，养育。
［译］教育胜过天赋。