The science of fulfilment looks at how adversity into success is a huge part of it, right? What are people out of? They're proud of things that they had to overcome. We see video games take advantage of this. And this is also where, if we look at substance use, we can see an element of this principle here as well. It's actually the craving. It's the denial of the thing. So when i crave something, write. When i see a patient nd i do right by that patient, that feels fulfilling. Like in a writing, a best selling novel is not about ego. But generally speaking, i think when you write a really good novel,