The first thing Reba says you need is a wishbone. You need a wishbone because you need to have hope. You wouldn't wish for something unless you wanted it. Wanting something will give you incentive to go out and get it. It will also give you hope that your wishes will come true. This will help you succeed in life because you will work for the things you want and that will help push you to be better.
The next thing she says you need is a backbone. You need this