Life is hard, but we make it much harder.
My neighbors don't care that I'm an author. It's inherently ego-inhibiting.
The essential idea of Stoicism in my interpretation is, you don't control the world around you, you control how you respond. At 19, that's very empowering.
If you're shameless enough, you can sell anything.
Stoicism is a philosophy designed for the masses, and if it has to be simplified a bit to reach the masses, so be it.