So sometimes these exemptions are useful.

有时这些免除办法很有用
You will be relying upon the police powers of the states.

你会依赖于州的警力
Those are the powers

美国宪法
reserved by the United States Constitution to the states,

把一些权力保留给州政府
to protect the well being of the public.

以保护人们的健康幸福
You can try to rebut bad science with good science.

你可以以科学来驳倒伪科学
The next question is that of is there adequate science

下一个问题就是你的政策目标是否
to support your policy objective?

科学可信
Sometimes the decision makers, legislators don't care

有时政策制定者和立法者并不在乎
about whether there's adequate science,

科学依据是否充分可信
like with the lizard life being able to look in all directions.

比如像那个可以眼观八方的蜥蜴人
Sometimes you can act in the absence of science,

有时你可以在科学证据不足的情况下行动