translation.en: And of course, if you want people to play by the rules, you still need an effective system of monitoring and enforcement, for as we've discovered, you can trust, but you also need to verify.
translation.zh: 当然，如果你想让人们按规则行事， 仍需要一个有效的系统 来监督和实施， 正如我们所发现的， 你可信任他们，但是也须证明他们可信。