It is a poor heart that never rejoices

It is a poor heart that never rejoices.

 and It is a sad heart that never rejoices.
Prov. Even a habitually sad person cannot be sad all the time. (Sometimes used to indicate that a habitually sad person is happy about something.) Jill: I've never seen Sam smile before, but today, at his retirement party, he smiled. Jane: It is a poor heart that never rejoices.
See also: heart, never, poor, rejoice, that
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