There is something to be said for re-institution of the military draft - male only. It need not lead exclusively to military service, but some sort of compulsory public service for approximately two years minimum. There is an infinite amount of work that could be done in the national parks.
No exemptions, no deferments; only exclusion of those who are too schtoopid and/or disabled to participate. In all cases, military discipline would be enforced, daily physical training, weapons training, and Civics education would be mandatory.
"We"have raised a couple generations of pussies, and it needs to stop. If you are thinking that today's kids wouldn't put up with it, then you understand why it's necessary. Ironically, the biggest beneficiaries would be young women, who now look around in vain for marriageable mates.