The abstract nouns in your sentences are: happiness, success, courage, hope . I interpret "measure" to include "count", so idea, story, friend, window, pupils, team, Olympics are concrete. The one exception I see here is that hope could be concrete in a difference context.
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Philipso idea, story, friend, window, pupils, team, Olympics are concreteThank you, Philip, for your reply! You say you consider words such as "idea" and "story" as concrete nouns. But most of the sites which give information about "concrete" and "abstract" nouns say this -- A concrete noun names something t