The context of the following conversation is The results of her research were in and showed that Addison improved survival rates in patients. The new drug was a success.:
Addison says My new drug is a success..
The friend responds Has that been proven?.
Addison responds Yes. Research results are in and they show that the drug has improved survival rates in patients..
The friend responds That's fantastic!.
Addison responds Yeah, I'm really happy about it..
The friend responds It must be good to know all your hard work paid off..