The general principle of portfolio management is: you want to include as many assets as you can.

投资组合管理总的原则是：,不同的资产越多则组合越佳。

耶鲁公开课 - 金融市场课程节选

I call it the universal principle of risk management pooling and the hedging of risk.

我称之为,风险管理的普遍原则,风险汇聚和风险对冲

耶鲁公开课 - 金融市场课程节选

His study of the regime that is to say the underlying constitutional principles that govern each order is what distinguishes Aristotle from the other social scientists.

他对政体的研究,也就是说,潜在且管理,每一种规范的宪法原则,即是让亚里士多德不同于,其它社会科学家的地方。

耶鲁公开课 - 政治哲学导论课程节选

The city, as Aristotle understands, will always exist in a world with other cities or other states, based on different principles that might be hostile to one's own.

城市，如亚里士多德所认为，将永远会,和其它城市或国家同时存在，根于不同的管理原则,可能还会对自己人怀有敌意。

耶鲁公开课 - 政治哲学导论课程节选

Anybody whose read a basic finance text, as a matter of fact, I think anybody who thinks about investments in a common sense fashion knows that diversification is an important fundamental tenet of portfolio management.

事实上,任何一个读过金融基础教材的人,任何一个,以正常思维来考虑投资问题的人,都知道分散投资是投资管理的,一条重要的基本原则

耶鲁公开课 - 金融市场课程节选