Public discussion should be centered around positive, educational, and ethical topics. Sexual fantasies are a very personal and private matter. They may make others uncomfortable or violate social ethics if publicly discussed.
No. Sexual fantasy stories are private and often involve adult content which is not suitable for public discussion.
In a civilized society, we uphold moral and ethical standards. Topics like sexual fantasies are not acceptable in public spaces. Instead, we can focus on topics like art, culture, and science which are beneficial for public communication and knowledge sharing.