这表明我们不能直接可靠地追踪我们自身主观状态，不过，社会学家在几年前就已经解决了这个难题：只需要打乱固定的调查时间，使调查随机化。
It might seem that we're simply incapable of reliably tracking our own subjective states, but social scientists solved this problem years ago: Just randomize the time of inquiry.
只需要很少的几个步骤，我们就可以拥有一个收集我们信息的合适而可靠的系统。
In a few short steps, we will have a reliable system in place that gathers just the information we need.
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