In addition to the other reply you got from someone else: I'm not saying they'll necessarily be great people. But people do change. Especially the understandin

In addition to the other reply you got from someone else: I'm not saying they'll necessarily be great people. But people do change. Especially the understanding of consequences is not fully developed in your early 20s. So even if they are basically the same people, they would be much less likely to act on it at 40 than at 20. And really, we're talking about deterrence of committing crimes, not deterrence of bad moral character.