没有人能超越他的经验获得知识。
No man's knowledge here can go beyond his experience.
The most important resource in any economy is its people.
飞蓬生长在麻地里，不用扶持也能挺立；白沙混进黑色泥土，也会跟着一起变黑。
人类的历史是在不同气候条件下为生存而斗争的记录。
时间没有分界线来标记它的流逝，从不会有雷暴或号角声宣告新的月份或年份的开始。
The science of government it is my duty to study, more than all other sciences; the arts of legislation and administration and negotiation ought to take the place of, indeed to exclude, in a manner, all other arts.