My world doesn't really have an age limit when it comes to who works on a ship either. If you have two working hands, can work hard, and can avoid getting washed overboard, it doesn't matter if you're five or fifty. 'Course you'll be closer to the bottom of the food change the younger you are.

[Zeff snorts.] And you just verified that living forever is a terrible wish to have. Me? I'm perfectly happy living longer than my enemies so I can gloat at their gravestones before it's my turn to go. I've got shipmates waiting for me when I finally kick the bucket, and I don't want to keep them longer than necessary.