That's important when you're dealing with a systemic problem that needs some specific effort to reform or eliminate - which is not the case here. It's a solid a

That's important when you're dealing with a systemic problem that needs some specific effort to reform or eliminate - which is not the case here. It's a solid and sincere apology, offered without reservation or blame for others, and clearly heartfelt. Most people seeing something like that are satisfied. Turning something decent into something obviously and needlessly formulaic actually undermines its quality.