It can also be used in a more abstract sense to refer to:
* Logic: The principles of reasoning and argumentation.
* Rationality: The quality of being based on reason rather than emotion or intuition.
* Enlightenment: The philosophical movement that emphasized reason and human progress.
In context:
* "La raison d'être" means "the reason for being" or "the purpose."
* "La raison du plus fort" means "the law of the strongest."
* "La raison de l'État" means "the reason of the state" or "the national interest."
Example sentences:
* "J'ai pris cette décision par la raison." (I made this decision based on reason.)
* "Il est important de faire preuve de raison dans cette situation." (It's important to be rational in this situation.)
* "Le philosophe a défendu la raison contre le fanatisme." (The philosopher defended reason against fanaticism.)