Sure, they are. But Thanksgiving is only one minor manifestation of that. Abstinence-only education is likely doomed to failure because you can't expect people

Sure, they are. But Thanksgiving is only one minor manifestation of that. Abstinence-only education is likely doomed to failure because you can't expect people to resist all possible sexual urges. But you could reasonably effectively get people to, say, abstain from having sex at Thanksgiving dinner.