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If you're comparing two portfolios with the same expected return, then you want the one with the lower variance.
比较两个有相同预期收益率的投资组合时，你会选择方差小的那一个。
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Now, if you're just starting out, there are a lot of options.
如果你是刚开始学，那么你有很多选择。
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You got seven guys behind you; that's not even an option and that's a very important aspect of the phalanx.
你后面有七个战友,这甚至没有选择,而这也是方阵非常重要的一个方面
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This portfolio, the minimum variance portfolio, is 9% oil, 27% stocks, and 64% bonds and most of the--many choices you can make.
这个最小方差的资产配置是9%的石油，27%的股票和64%的债券,而大部分。。。你可以有许多选择。
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Okay, you can kick up and down, that's true. Okay, that's true actually, that's true.
你可以选择罚球的高度,这一点很对,很有道路
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Not just because you have more freedom here to choose your major
你不仅有更多的自由选择专业，
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Towards semester's end you will have the opportunity to choose a project to work on, choose a project that is entirely of your own choice to execute.
接近学期结束时,你们将有机会选择一个项目来做,一个完全由你自己选择执行的项目。
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Is it meaningful to choose to do the good when you have no choice to do otherwise or aren't aware that you have a choice to do otherwise?
这样是否有意义，你选择了善良,在你别无选择的时候,或者是当你没有意识到还有其他选择的时候？
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How hard did you find it to figure out what food it was to begin with?
你认为选择从哪种食物下手会有多难
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You could take a continuous path, where you have an infinite equilibrium points in between the two, a smooth path, whereyoudrop pressureand temperature simultaneosly in little increments.
你可以选择光滑的连续路径，在初末态间有,无数个平衡态的点，压强和温度同时一点,一点地下降。
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But whether or not you do so doesn't seem to make a big difference.
但不论你是否选择这样做,都不会有什么太大的影响
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In here, luckily you have lots of options to choose jobs.
在这儿，幸运的是，你有很多机会选择工作。
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So let's say that you are given a choice of subjects.
比如你有几项科目能够选择。
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You want your options open.
你希望你能有广泛的选择。
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There's an infinite number of paths you could take.
你有无数种路径可以选择。
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But ultimately, everyone agrees I-- that's the premise here, that for the-- if you're comparing two portfolios with the same variance, then you want the one with the higher expected return.
但归根结底大家都会同意这一点-,这是一个前提-,当你比较两个有相同方差的投资组合时，你会选择预期收益率高的那一个。
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Faced with this tension, there are three possibilities.
面对这种矛盾,你有三种选择
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If you want to draw upon a higher power you've got lots of choices there too.
如果你想借助于更强大的力量,也有很多的选择
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