feather in one's cap

I point out that it’s a feather in one’s cap to be able to graduate from such a prestigious university, while our Bruin guests argue that those parents threw away their money.

It was considered a feather in one’s cap to thump any elbow.

At five-and-forty, after knocking about the world for years, and "never opening a book," as people say, to have given a good "construe" is a feather in one's cap.

Brandenburg, torn to ruins in the way we saw, is a sorrowful matter; and, except the title of it, as a feather in one's cap, is worth nothing to Sigismund.

Have you ever heard any one speak of “a feather in one’s cap”?