Chakanaka chakanaka, mukaka haurungwe.

English: Translation
What's good is good — milk can't be made into a ball. (You can never add anything to what is already perfect.)
Shona: Translation
Chinhu chagara chakanaka hachidi kukanganiswa
proverb
Notes

(tsumo), shona__06Nov2015-0506_28.wav recorded directly on 06Nov2015-0506