In both cases it's their choice.
- Don't learn to fish and starve.
- Stay on the island and die.
People have a right to end their life if they chose too. It's a no brainer imho.
It is a no brainer to many, but you would be surprised how many will quickly give up their own liberties because of things like fear. Or rather think it's ok to force people into making the same failing decisions they made themselves because they fear admitting their own failure.