We need a new look at the harnessing of scientific discoveries, to maximize their positive effects for the promotion of humanity as a whole and to minimize their negative effects.

我们需要用新的眼光来看待科学发现的利用，以最大限度地提高它们对促进全人类的积极影响，并最大限度地减少它们的负面影响。

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Make a comparison between these positive and negative effects, and you will find that we should spend one or two hours a day doing exercises.

比较这些积极影响和消极影响，你就会发现，我们每天都应该花一两个小时进行锻炼。

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The other contingent rebuts that such research plays into “moral panic, ” exaggerates the negative impact and ignores the positive effects of violent game play.

另一些人认为反驳道类似的调查制造“道德恐慌”，夸大电子游戏的消极影响，忽视其积极影响。

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And like any insurance, it has both positive and negative effects.

FORBES: Professor Tenure as Insurance: What the Wall Street Journal Debate Missed

What is the temperature rise, after the effects of both positive and negative feedbacks, from a doubling of atmospheric CO2-e?

FORBES: Not Quite Professor Krugman, Not Quite

So if there are three possible drugs, all we need to do in order to figure out which one is right for you is to take 900 of you, put 300 of you on each drug for a few months, measure the effects on your health, both positive and negative, and compare the results.

FORBES: Why Personalized Medicine Is Bunk