Ricoeur and the Negation of Happiness

Ricœur lectured and wrote for over twenty years on negation (''Do I understand something better if I know what it is not, and what is not-ness?'') and never published his extensive writings on this subject. Ricœur concluded that there are multiple forms of negation; it can, for example, be the other person (Plato), the not knowable nature of our world (Kant), the included opposite (Hegel), apophat...