Every risk management device relies on a design and the design is usually complex and has-- it all has to work together.

每种风险管理工具都是基于某种设计,而这种设计通常都是很复杂的,需要各部分相互之间的配合

耶鲁公开课 - 金融市场课程节选

So, ask yourself frankly especially when it comes to designing your own tools and your own programs whether it's for real users to use, whether it's for your research group to use in some other field, you know, where do you even begin?

坦白讲，问一问你们自己,当你设计一个工具，一个程序时,它是否是为真实用户使用的，还是为在其他领域的,研究团队使用的，你们懂的，你从哪里开始？

哈佛公开课 - 计算机科学课程节选

When people first devise some new financial instrument it typically has trouble.

当某种金融工具刚被设计出来时,它通常会存在问题

耶鲁公开课 - 金融市场课程节选