L’éléphant meurt, mais ses défenses demeurent (Proverbe Bamfinu – Republique Démocratique du Congo (RDC)). – Les parents meurent, mais leurs enfants restent.
The elephant dies, but its tusks remain (Bamfinu Proverb – Democratic Republic of Congo (DRC)).- Parents pass away, but their children remain.
African Heritage 
That’s such a creative and concise proverb with that concept. I will ignore the low-hanging fruit that involves bashing a song or speech from a certain expensive rip-off movie.
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