It is never too late to learn something. The past is unalterable in any event. The future is the only thing we can change. Learning the lessons of the past is the only way to shape the present and the future.
Madness string 84967
An increasingly large number of people seem to think that 'it's just a joke' is a way to say, 'yes, I was deliberately hurting you, but I think your pain is funny so you're not allowed to get mad about it'.