Cognitive linguists emphasize that metaphors serve to aid the knowledge of a person conceptual area—commonly an abstraction such as "life", "theories" or "Thoughts"—via expressions that relate to another, extra acquainted conceptual domain—generally far more concrete, for instance "journey", "structures" or "foods". There are plenty of popular examples of metaphors in https://eduardoetfra.canariblogs.com/detailed-notes-on-metafora-49259713