set store by

set store by idiom
Also, set great store by. Regard as valuable or worthwhile, as in I don't set much store by her judgment, or He sets great store by his good name. The word store here is used in the sense of “something precious,” a usage that is obsolete except in these terms.

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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