And you don't always wind up with the right answer or wrong answer, but just different points of view.

最后不一定有答案的对错，只是不同的看法。

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Lucie Bruijn, senior vice president of research and development at the ALS Association, likens this process to building an engine: If there are parts missing or placed in the wrong place or in the wrong way, the engine doesn't work right.

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"I don't know that it is a right or wrong issue, " Wren said.

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One thing it doesn't tell us is what is right or wrong or where the legal arguments should take the Court.

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