For our purposes, let's say a goal is a specific objective that you either achieve or don't sometime in the future. A system is something you do on a regular basis that increases your odds of happiness in the long run. If you do something every day, it's a system. If you're waiting to achieve it someday in the future, it's a goal.

How to Fail at Almost Everything and Still Win Big: Kind of the Story of My Life (ed. Penguin, 2013) - ISBN: 9780698144620