Concept
Negative Visualization
4 books in the library reach for this idea - each in its own way. When independent authors converge on one concept, it usually deserves attention.
A Guide to the Good Life
How this book uses it: Regularly imagine losing what you value to appreciate it now and prepare for loss. Prevents hedonic adaptation. Practice daily.
How to Think Like a Roman Emperor
How this book uses it: Regularly imagine losing what you value (health, relationships, possessions) to appreciate them now and prepare emotionally. Practice morning or evening.
Letters from a Stoic
How this book uses it: Imagine losing what you value to appreciate it now and prepare emotionally. Practice this morning about your health, relationships, possessions.
Stå fast
How this book uses it: Imagine loss and difficulty to prepare realistically and appreciate what already exists without demanding permanent optimism.