put/set store by something

set store by

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 The word store here is used in the sense of "something precious," a usage that is obsolete except in these terms.
See also: set, store

set (or lay or put) store by (or on)

consider something to be of a particular degree of importance or value.
See also: set, store

put/set (no, great, little, etc.) ˈstore by something

think that something has (no, great, little, etc.) importance or value: She sets little store by what her husband says.Why do some people put such great store by their horoscopes?
See also: put, set, something, store

set store by

To regard as valuable or worthwhile.
See also: set, store