On ne change pas une équipe qui gagne

Meaning: Don't change something that's working.

Literally: You don't change a winning team

Example: “Les résultats sont excellents ; on ne change pas une équipe qui gagne.” — The results are excellent: if it ain't broke, don't fix it.

Equivalents in English and German

English: If it ain't broke, don't fix it
German: Das Bessere ist der Feind des Guten (literally: The better is the enemy of the good)

Origin: Often heard in sport, and said of any arrangement that is working well.

Colorful expressions from dozens of languages, with their word-for-word translations.

Ça pique It is very expensive or causes financial pain.
Vendre chèrement sa peau To defend oneself fiercely and make a determined stand against those trying to kill you.
C'est la fin des haricots It's all over; there's no hope left.

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