Or you could try hard at school but that'sI'm sure absent and/or ******** fathers play a huge role. But the key point was early age, a decent kid can be shown two futures, one flipping burgers the other rolling round in your BM with gold dripping off you.
Remove option 2 and the mind is focused on not flipping burgers and better yourself. Basically we are legislatively funding a huge feral underclass by making their 'job' vastly higher paying than their decent compatriots alternatives.
Some will always gravitate to crime so lets focus on them. Drug laws don't protect anyone other than drug dealers.