Today's Stoics Ep. 8 Focusing on Externals

Erik and Eddie discuss the Seneca  quote that begins with "
Whoever has largely surrounded himself to the power of fortune has
made himself a huge web of disquietude". How our daily dealings and
our external possessions can have an impact on our peace of mind
thus causing us anxiety and uncertainty at times of less fortune.
This is similar to living outside your means, what are you setting
yourself up for?