Môlengê tî dodoro akpa gï dodoro

Cats do not make dogs.

What it means
A cat can only produce cats. What a person, family, or institution produces shows what they truly are, not what they claim to be. Look for the real source of any result.
Sango · Central Africa
Source and context
From: Sango, Central Africa
Source: Sango (Central African Republic) proverb (Môlengê tî dodoro akpa gï dodoro), documented in Sango-language resources (japprendslesango.com)

The meaning given here is our own reading, and has not yet been checked against a source. Other interpretations exist.