There are no abstract objects
Cian Dorr
The Courage of Truth (The Government of Self and Others II)
Michel Foucault
Letter to Albert Richard
Mikhail Bakunin
On the Theory of Types
Willard Van Orman Quine
Sea of Dreams
Liu Cixin
Taking Care of Gods
The Weight of Memories
Frankenstein, or, The Modern Prometheus (1831 Edition)
Mary Shelley